研究的目标应该在纸上作业把目前的实验极限提升一个数量级。

You should aim at improving the current limits by one order of magnitude on paper.

youdao

设计的纸上作业完成了，但是工程师们都异口同声地跟福特说，“要把八个汽缸全放在一起，压根是不可能。”

The design was placed on paper, but the engineers agreed, to a man, that it was simply impossible to cast an eight-cylinder engine-block in one piece.

youdao

It was interesting that I sent home because we will be doing this paper and we will be doing family tree.

我让他们在家完成的作业很有意思,因为我们要完成这张纸上的内容,并画一个族谱。

麻省理工公开课 - 媒体、教育、市场课程节选