We now have 77% getting the correct answer, for a very similar question , we only had about 30-something percent on Friday.

我们有77%的同学%,回答正确了，上周五和这类似的问题，只有大概30%左右答对了。

麻省理工公开课 - 化学原理课程节选

If you see the pictures of Mike, especially here well before he had his surgery at the time he was about 30 skiing downhill.

如果看了迈克的照片，特别是这张他接受手术前的照片,就在他接受手术的时候，即他大约30岁左右时，他还在从事高山滑雪。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

I think it becomes 30 degrees for the freezing of water and 22.5 x 4, which I don't know what it is, 90 100 or something -- no, it's 90 I think.

我想水的冰点,应该变成了30度,22。5，4，我不知道是多少，大概100左右--不，我想是。

麻省理工公开课 - 热力学与动力学课程节选