结果不到几秒时间，我就沿着山坡飞驰而下，风吹着头发、太阳晒着背的感觉真好！

Within seconds I was flying down the hill, the wind in my hair, the sun at my back.

youdao

What it's designed to do is to give you the resources you think you need so that I can focus on measuring whether you'velearned anything as opposed to whether you've remembered, memorized anything, OK, and of course, something to calculate with.

这样做的目的是给与你们,认为需要的资源，这样我就能专心于,衡量你们是否已经学到了什么,而不是你们是否记得了什么，背下了什么，还有，当然，要计算一下。

麻省理工公开课 - 固态化学导论课程节选