我可以通过电话了解你的详细情况,但如果你使用网站的话就简单多了。
I could take your details over the phone, but it's much easier if you do it using the website.
例如,如果一辆车的司机为了让你过马路而减速,你只要简单地举起你的手示意,就足以表明你对司机体贴的感谢。
For instance, if a car driver slows down to let you cross the road, simply raising your hand in acknowledgement is enough to show that you appreciate the driver's consideration.
在你回答了这些问题后,对于你来说,决定做什么就简单多了。
After you've answered these questions, it may be much easier for you to decide what to do.
So if you think about the way something like, say, Mapquest works, and last week in recitation you looked at the fact that shortest path is exponential.
所以如果你想想电子地图,还有上周学的列举法,你就会发现一般最简单的方法,都是指数递增的。
These are stupid questions, because once you understand what they're asking, the answer is just built in. It follows trivially.
这是些很愚蠢的问题,因为一旦你明白了他们的问题,答案就在其中,一切简单明了
You've got to pretty much take that chalk, and make a slurry out of it, put water, and dry it back up, put in a mold, and then you can have the chalk again, but you can't just glue it back together.
你得尽可能地收集它的碎片,把它做成粉浆,加水然后风干,放进模具,然后你就能重新得到这支粉笔,但是你不能简单地把它粘起来。
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