但是也许在当时这是个很容易回答的问题。

But maybe it was an easier question then.

youdao

他说其中的一个原因也许是亚洲的复合型战弓在当时被认为是最好的。

He said that one reason could be the Asian composite war bow, considered the best.

youdao

在17世纪以前，科学家是不被认可的，也许是因为实验室白大褂在当时还没流行起来。

Before the 17th Century scientists weren't really recognised - possibly because lab-coats had yet to catch on.

youdao

Now, so there's probably a number of people in this room, so when I first started teaching this class 20 years ago, everybody in the room had had chickenpox.

现在,这间教室中的很多人也许,在二十年前,我第一次教这门课的时候,当时教室里的每个人都得过水痘

耶鲁公开课 - 生物医学工程探索课程节选