无论您用多大的容器，你的手能放进去就可以。

Whatever size you use, it helps if your hand can fit through the opening.

youdao

你知道……不是向量的长度决定……是你用多大的力决定。

You know.. it’s not the length of the vector that counts… it’s how you apply the force

youdao

你知道……不是向量的长度决定……是你用多大的力决定。

You know.. it's not the length of the vector that counts… it's how you apply the force

youdao

So I would choose something that have a wave lines off You wouldn't measure the dimension of a human hair with a yardstick, so I need something on this order.

所以我会选些东西,你将不会用一个码尺去量,人的头发有多大，所以我需要一些这个级数上的东西。

麻省理工公开课 - 固态化学导论课程节选