📄 train.ulab
字号:
2 9 2 7 7 7 2 2 19 9 12 10 10 13 16 14 19 19 0 19 20 23 21 23 26 24 26 26 28 29 39 39 39 39 39 39 39 39 30 41 39 41 42 47 47 47 43 19unesco somehow converted the founding u.n. ideals of individual rights and liberty into `` peoples ' rights . ''NNP RB VBD DT JJ NNP NNS IN JJ NNS CC NN IN `` NNS POS NNS . ''3 3 0 7 7 7 3 7 12 12 12 8 3 13 16 17 13 3 3million-dollar conferences were held to chew on subjects such as `` ethical responsibilities of scientists in support of disarmament '' and `` the impact of the activities of transnational corporations . ''JJ NNS VBD VBN TO VB IN NNS JJ IN `` JJ NNS IN NNS IN NN IN NN '' CC `` DT NN IN DT NNS IN JJ NNS . ''2 3 0 3 6 4 6 7 10 8 24 13 24 13 14 15 16 17 18 24 24 24 24 10 24 27 25 27 30 28 3 3the agency was so totally subverted from the high principles of its founding that even the soviets now wonder about an agency that seemed so congenial to them .DT NN VBD RB RB VBN IN DT JJ NNS IN PRP$ NN IN RB DT NNPS RB VBP IN DT NN WDT VBD RB JJ TO PRP .2 3 0 6 4 3 6 10 10 7 10 13 11 6 17 17 19 19 14 19 22 20 22 23 26 24 24 27 3glasnost may be partly responsible , but soviet foreign minister eduard shevardnadze last year admitted , `` the exaggerated ideological approach undermined tolerance intrinsic to unesco . ''FW MD VB RB JJ , CC NNP NNP NNP NNP NNP JJ NN VBD , `` DT JJ JJ NN VBD NN JJ TO NNP . ''2 15 2 5 3 15 15 12 12 12 12 15 14 15 0 15 15 21 21 21 22 15 22 23 24 25 15 15unesco is now holding its biennial meetings in paris to devise its next projects .NNP VBZ RB VBG PRP$ JJ NNS IN NNP TO VB PRP$ JJ NNS .2 0 2 2 7 7 4 4 8 11 4 14 14 11 2mr. mayor 's hope that references to `` press freedom '' would survive unamended seems doomed to failure ; the current phrasing is `` educating the public and media to avoid manipulation . ''NNP NNP POS NN IN NNS TO `` NN NN '' MD VB JJ VBZ VBN TO NN : DT JJ NN VBZ `` VBG DT NN CC NNS TO VB NN . ''3 3 4 15 4 12 6 7 10 7 7 5 12 13 23 15 16 17 23 22 22 23 0 23 23 29 29 29 25 31 25 31 23 23he has n't been able to replace the m'bow cabal .PRP VBZ RB VBN JJ TO VB DT NNP NN .2 0 2 2 4 7 5 10 10 7 2soviets remain in charge of education programs , a former head of an african military tribunal for executions is in charge of culture , and a hard-line polish communist in exile directs the human-rights and peace division .NNPS VBP IN NN IN NN NNS , DT JJ NN IN DT JJ JJ NN IN NNS VBZ IN NN IN NN , CC DT JJ JJ NN IN NN VBZ DT JJ CC NN NN .2 32 2 3 4 7 5 32 11 11 19 11 16 16 16 12 16 17 32 19 20 21 22 32 32 29 29 29 32 29 30 0 37 37 34 34 32 32of the agency 's 2,750 staff members , 230 are in the field working on actual projects , such as literacy and oceanographic research .IN DT NN POS CD NN NNS , CD VBP IN DT NN VBG IN JJ NNS , JJ IN NN CC JJ NN .10 4 4 7 7 7 1 10 10 0 10 13 11 10 14 17 15 17 20 17 24 24 24 20 10the position of the united states , which once contributed 25 % of the budget , is that nothing has changed .DT NN IN DT NNP NNPS , WDT RB VBD CD NN IN DT NN , VBZ IN NN VBZ VBN .2 17 2 6 6 3 6 6 10 8 12 10 12 15 13 6 0 17 20 18 20 17john bolton , the assistant secretary of state for international organizations , told congress that the continuing `` statist , restrictive , nondemocratic '' programs make rejoining any time soon `` extremely unlikely . ''NNP NNP , DT NN NN IN NN IN JJ NNS , VBD NNP IN DT VBG `` JJ , JJ , JJ '' NNS VBP VBG DT NN RB `` RB JJ . ''2 6 6 6 6 13 6 7 6 11 9 6 0 13 13 25 25 25 25 25 25 25 25 25 26 15 26 29 27 29 27 33 27 13 13this has n't much bothered the unesco delegates , who last week could n't even agree to raise funds by selling off a fancy 19th-century french chateau the agency somehow owns .DT VBZ RB RB VBN DT NNP NNS , WP JJ NN MD RB RB VB TO VB NNS IN VBG RP DT JJ JJ JJ NN DT NN RB VBZ .2 0 2 5 2 8 8 5 8 8 12 13 10 13 13 13 18 16 18 18 20 21 27 27 27 27 21 29 31 31 27 2other countries , including west germany , may have a hard time justifying continued membership .JJ NNS , VBG NNP NNP , MD VB DT JJ NN VBG JJ NN .2 8 2 2 6 4 2 0 8 12 12 9 12 15 13 8we see an even stronger argument against unesco than its unsurprising failure to reform .PRP VBP DT RB JJR NN IN NNP IN PRP$ JJ NN TO NN .2 0 6 5 6 2 6 7 6 12 12 9 12 13 2this is that the reagan revolution spanning eastern europe and tiananmen square shows the power of ideas unencumbered by international civil servants or government functionaries .DT VBZ IN DT NNP NNP VBG NNP NNP CC NNP NNP VBZ DT NN IN NNS JJ IN JJ JJ NNS CC NN NNS .2 0 2 6 6 13 6 9 12 12 12 7 3 15 13 15 16 17 18 22 22 25 25 25 19 2free markets , free minds and free elections have an appeal that seems to get muddled only when delivered through u.n. organizations -- which of course are made up largely of governments that fear these principles at home .JJ NNS , JJ NNS CC JJ NNS VBP DT NN WDT VBZ TO VB VBN RB WRB VBN IN NNP NNS : WDT IN NN VBP VBN RP RB IN NNS WDT VBP DT NNS IN NN .2 8 8 5 8 8 8 9 0 11 9 11 12 15 13 15 18 16 18 19 22 20 22 22 27 25 24 27 28 31 28 31 32 33 36 34 34 37 9the babelists of the united nations are experts at obfuscation .DT NNS IN DT NNP NNPS VBP NNS IN NN .2 7 2 6 6 3 0 7 8 9 7this can have its purposes at times , but there 's no reason to cloud the importance and allure of western concepts of freedom and justice .DT MD VB PRP$ NNS IN NNS , CC EX VBZ DT NN TO VB DT NN CC NN IN JJ NNS IN NN CC NN .2 11 2 5 3 3 6 11 11 11 0 13 11 15 13 19 19 19 15 19 22 20 22 26 26 23 11we can see plenty of reasons to stay out , and none to rejoin unesco .PRP MD VB RB IN NNS TO VB RB , CC NN TO VB NNP .2 0 2 12 4 5 8 6 8 12 12 3 14 12 14 2researchers at plant genetic systems n.v. in belgium said they have developed a genetic engineering technique for creating hybrid plants for a number of key crops .NNS IN NNP NNP NNP NNP IN NNP VBD PRP VBP VBN DT JJ NN NN IN VBG JJ NNS IN DT NN IN JJ NNS .9 1 6 6 6 2 6 7 0 11 9 11 16 16 16 12 16 17 20 18 20 23 21 23 26 24 9the researchers said they have isolated a plant gene that prevents the production of pollen .DT NNS VBD PRP VBP VBN DT NN NN WDT VBZ DT NN IN NN .2 3 0 5 3 5 9 9 6 9 10 13 11 13 14 3the gene thus can prevent a plant from fertilizing itself .DT NN RB MD VB DT NN IN VBG PRP .2 4 4 0 4 7 5 5 8 9 4such so-called male-sterile plants can then be fertilized by pollen from another strain of the plant , thereby producing hybrid seed .JJ JJ JJ NNS MD RB VB VBN IN NN IN DT NN IN DT NN , RB VBG JJ NN .4 4 4 5 0 5 5 7 8 9 10 13 11 13 16 14 8 19 8 21 19 5the new generation of plants will possess the flourishing , high-production trait known as `` hybrid vigor , '' similar to that now seen in hybrid corn .DT JJ NN IN NNS MD VB DT JJ , JJ NN VBN IN `` JJ NN , '' JJ TO DT RB VBN IN JJ NN .3 3 6 3 4 0 6 12 12 12 12 7 12 13 14 17 14 12 12 12 20 21 24 22 24 27 25 6`` the development could have a dramatic effect on farm production , especially cotton , '' said murray robinson , president of delta & pine land co. , a southwide inc. subsidiary that is one of the largest cotton seed producers in the u.s. .`` DT NN MD VB DT JJ NN IN NN NN , RB NN , '' VBD NNP NNP , NN IN NNP CC NNP NNP NNP , DT NNP NNP NN WDT VBZ CD IN DT JJS NN NN NNS IN DT NNP .17 3 4 17 4 8 8 5 8 11 14 14 14 9 17 17 0 19 21 21 17 21 27 27 27 27 32 32 32 32 32 22 32 33 34 35 41 41 41 41 36 41 44 42 17on a commercial scale , the sterilization of the pollen-producing male part has only been achieved in corn and sorghum feed grains .IN DT JJ NN , DT NN IN DT VBG JJ NN VBZ RB VBN VBN IN NN CC NN NN NNS .13 4 4 1 13 7 13 7 12 12 12 8 0 13 13 15 16 22 22 22 22 17 13that 's because the male part , the tassel , and the female , the ear , are some distance apart on the corn plant .DT VBZ IN DT NN NN , DT NN , CC DT NN , DT NN , VBP DT NN RB IN DT NN NN .2 0 2 6 6 9 9 9 16 9 16 13 16 16 16 18 16 3 20 21 18 18 25 25 22 2in a labor-intensive process , the seed companies cut off the tassels of each plant , making it male sterile .IN DT JJ NN , DT NN NNS VBD RP DT NNS IN DT NN , VBG PRP JJ JJ .9 4 4 1 9 8 8 9 0 9 12 9 12 15 13 9 9 20 20 17 9they sow a row of male-fertile plants nearby , which then pollinate the male-sterile plants .PRP VBP DT NN IN JJ NNS RB , WDT RB VBP DT JJ NNS .2 0 4 2 4 7 5 2 2 2 12 10 15 15 12 2the first hybrid corn seeds produced using this mechanical approach were introduced in the 1930s and they yielded as much as 20 % more corn than naturally pollinated plants .DT JJ JJ NN NNS VBN VBG DT JJ NN VBD VBN IN DT NNS CC PRP VBD RB JJ IN CD NN JJR NN IN RB VBN NNS .5 5 5 5 11 5 6 10 10 7 18 11 12 15 13 18 18 0 21 21 23 21 24 25 18 25 28 29 26 18the vast majority of the u.s. corn crop now is grown from hybrid seeds produced by seed companies .DT JJ NN IN DT NNP NN NN RB VBZ VBN IN JJ NNS VBN IN NN NNS .3 3 10 3 8 8 8 4 10 0 10 11 14 12 14 15 18 16 10a similar technique is almost impossible to apply to other crops , such as cotton , soybeans and rice .DT JJ NN VBZ RB JJ TO VB TO JJ NNS , JJ IN NN , NNS CC NN .3 3 4 0 6 4 8 6 8 11 9 11 14 11 19 19 19 19 14 4the male part , the anthers of the plant , and the female , the pistils , of the same plant are within a fraction of an inch or even attached to each other .DT JJ NN , DT NNS IN DT NN , CC DT NN , DT NNS , IN DT JJ NN VBP IN DT NN IN DT NN CC RB VBN TO DT JJ .3 3 6 6 6 16 6 9 7 16 16 13 16 16 16 22 16 16 21 21 18 0 22 25 23 25 28 26 23 23 23 31 34 32 22the anthers in these plants are difficult to clip off .DT NNS IN DT NNS VBP JJ TO VB RP .2 6 2 5 3 0 6 9 7 9 6in china , a great number of workers are engaged in pulling out the male organs of rice plants using tweezers , and one-third of rice produced in that country is grown from hybrid seeds .IN NNP , DT JJ NN IN NNS VBP VBN IN VBG RP DT JJ NNS IN NN NNS VBG NNS , CC NN IN NN VBN IN DT NN VBZ VBN IN JJ NNS .9 1 9 6 6 9 6 7 31 9 10 11 12 16 16 12 16 19 17 12 20 31 31 31 24 25 26 27 30 28 0 31 32 35 33 31at plant genetic systems , researchers have isolated a pollen-inhibiting gene that can be inserted in a plant to confer male sterility .IN NNP NNP NNPS , NNS VBP VBN DT JJ NN WDT MD VB VBN IN DT NN TO VB JJ NN .7 4 4 1 7 7 0 7 11 11 8 11 12 13 14 15 18 16 20 15 22 20 7jan leemans , research director , said this gene was successfully introduced in oil-producing rapeseed plants , a major crop in europe and canada , using as a carrier a `` promoter gene '' developed by robert goldberg at the university of california in los angeles .NNP NNP , NN NN , VBD DT NN VBD RB VBN IN JJ NN NNS , DT JJ NN IN NNP CC NNP , VBG IN DT NN DT `` NN NN '' VBN IN NNP NNP IN DT NNP IN NNP IN NNP NNP .2 5 5 5 7 5 0 9 10 7 12 10 12 16 16 20 20 20 20 13 20 24 24 21 12 12 26 29 27 33 33 33 26 33 33 35 38 36 35 41 39 41 42 41 46 44 7the sterilizing gene is expressed just before the pollen is about to develop and it deactivates the anthers of every flower in the plant .DT VBG NN VBZ VBN RB IN DT NN VBZ IN TO VB CC PRP VBZ DT NNS IN DT NN IN DT NN .3 3 4 16 4 7 5 9 10 7 13 13 10 16 16 0 18 16 18 21 19 21 24 22 16mr. leemans said this genetic manipulation does n't hurt the growth of that plant .NNP NNP VBD DT JJ NN VBZ RB VB DT NN IN DT NN .2 3 0 6 6 7 3 7 7 11 9 11 14 12 3the researchers also pulled off a second genetic engineering trick in order to get male-sterile plants in large enough numbers to produce a commercial hybrid seed crop .DT NNS RB VBD RP DT JJ JJ NN NN IN NN TO VB JJ NNS IN JJ JJ NNS TO VB DT JJ JJ NN NN .2 4 4 0 4 10 10 10 10 4 4 11 14 11 16 14 14 19 20 17 22 20 27 27 27 27 22 4they attached a second gene , for herbicide resistance , to the pollen-inhibiting gene .PRP VBD DT JJ NN , IN NN NN , TO DT JJ NN .2 0 5 5 2 5 5 9 7 5 2 14 14 11 2both genes are then inserted into a few greenhouse plants , which are then pollinated and allowed to mature and produce seed .DT NNS VBP RB VBN IN DT JJ NN NNS , WDT VBP RB VBN CC VBN TO VB CC VB NN .2 3 0 3 3 5 10 10 10 6 10 10 12 13 13 15 15 19 17 19 19 21 3the laws of heredity dictate that half of the plants springing from these greenhouse-produced seeds will be male sterile and herbicide resistant and half will be male fertile and herbicide susceptible .DT NNS IN NN VBP IN NN IN DT NNS VBG IN DT JJ NNS MD VB NN JJ CC NN JJ CC NN MD VB NN JJ CC NN JJ .2 5 2 3 0 5 16 7 10 8 10 11 15 15 12 25 16 21 18 21 17 21 25 25 6 25 30 27 30 26 30 5the application of herbicide would kill off the male-fertile plants , leaving a large field of male-sterile plants that can be cross-pollinated to produce hybrid seed .DT NN IN NN MD VB RP DT JJ NNS , VBG DT JJ NN IN JJ NNS WDT MD VB VBN TO VB NN NN .2 5 2 3 0 5 6 10 10 6 6 6 15 15 12 15 18 16 18 19 20 21 24 22 26 24 5mr. leemans said the hybrid rapeseeds created with this genetic engineering yield 15 % to 30 % more output than the commercial strains used currently .NNP NNP VBD DT NN NNS VBN IN DT JJ NN NN CD NN TO CD NN JJR NN IN DT JJ NNS VBN RB .2 3 0 6 6 12 6 7 11 11 8 3 17 17 17 17 18 19 12 19 23 23 20 23 24 3`` this technique is applicable to a wide variety of crops , '' he said , and added that some modifications may be necessary to accommodate the peculiarities of each type of crop .`` DT NN VBZ JJ TO DT JJ NN IN NNS , '' PRP VBD , CC VBD IN DT NNS MD VB JJ TO VB DT NNS IN DT NN IN NN .15 3 4 15 4 5 9 9 6 9 10 15 15 15 0 15 15 15 18 21 22 19 22 23 26 23 28 26 28 31 29 31 32 15he said the company is experimenting with the technique on alfalfa , and plans to include cotton and corn , among other crops .PRP VBD DT NN VBZ VBG IN DT NN IN NN , CC VBZ TO VB NN CC NN , IN JJ NNS .2 0 4 5 2 5 6 9 7 6 10 5 5 5 16 14 19 19 16 19 19 23 21 2he said that even though virtually all corn seeds currently planted are hybrids , the genetic approach will obviate the need for mechanical emasculation of anthers , which costs u.s. seed producers about $ 70 million annually .PRP VBD IN RB IN RB DT NN NNS RB VBN VBP NNS , DT JJ NN MD VB DT NN IN JJ NN IN NNS , WDT VBZ NNP NN NNS IN $ CD CD RB .2 0 2 5 18 7 9 9 12 11 9 5 12 18 17 17 18 3 18 21 19 21 24 22 24 25 24 24 28 32 32 29 34 29 34 34 29 2in recent years , demand for hybrid seeds has spurred research at a number of chemical and biotechnology companies , including monsanto co. , shell oil co. and eli lilly & co .IN JJ NNS , NN IN NN NNS VBZ VBN NN IN DT NN IN NN CC NN NNS , VBG NNP NNP , NNP NNP NNP CC NNP NNP CC NNP .9 3 1 9 9 5 8 6 0 9 10 10 14 12 14 19 19 19 15 19 19 23 32 32 27 27 32 32 32 32 32 21 9one technique developed by some of these companies involves a chemical spray supposed to kill only a plant 's pollen .CD NN VBN IN DT IN DT NNS VBZ DT NN NN VBD TO VB RB DT NN POS NN .2 9 2 3 4 5 8 6 0 12 12 9 12 15 13 15 19 19 20 15 9
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -