The strategies I'm about to throw away now, they're not--it isn't that they're not best responses, they are best responses to something.
我要剔除的策略,并非都不是最佳对策,它们可能是某种情况下的最佳对策
PROFESSOR: So, as you're getting your ping-pong balls -- do not throw them yet.
如果你觉得,你的准心很好的话,你们现在都拿到乒乓球。
For example, if you're talking about the chalk--if I throw the chalk, you will have to know where it is and how fast it's moving.
比如说,这支粉笔,如果我扔出这支粉笔,你就像知道它的位置和速度
Railroads is a good example--and sometimes I'll throw out examples, you're not responsible for them, it's just kind of hopefully interesting for you to think about.
铁路就是很好的例子,有时我会举一些例子,你们可以不去记他们,我这么做是希望你们可以去思考
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