YCLDSP-F28335-II 源代码

(WB) Before we adjourn, I'd like to remind everybody about the upcoming fundraising event--- the ten kilometer run. The run is b…

(WA) Did you ever wonder why it is that most people are "programmed" to sleep at night instead of during the day? If there's some…

(WA) Did you know you can catch a mood? A bad mood isn't spread by a virus like the flu is, but it can be contagious. Moods sor…

(WB) I'm going to talk about a train that exemplifies the rise and fall of passenger trains in the United States: the Twentieth Ce…

(WA) Before moving on to a new topic, I want to finish up our unit on arachnids by looking at what may seem a very unusual aspe…