And I know it is only the third quiz, but I like to keep the quiz number the same as the homework number.

我知道这只是第三次小测，但我喜欢将小测题数保持不变,就像家庭作业题一样。

麻省理工公开课 - 固态化学导论课程节选

I didn't get it. Somebody else will say, can you do number three on the homework for me?

我不懂，还有人会说，你能为我解答家庭作业的第三题吗？

麻省理工公开课 - 固态化学导论课程节选

Because if b was odd, then b minus one is even which means on the next step, I can cut the problem in half again.

这意味着我在下一步里解决的问题,规模要小了一半，好，课堂材料的第三题。

麻省理工公开课 - 计算机科学及编程导论课程节选