Most American colleges and universities use the grading system of A,B,C,D and F.

VOA: special.2009.03.05

The so called binary system, 1 these zeros and ones that you'd probably have some vague sense underlie all computers today actually reduced to the exact same grade school kind of math and system except with computers, 1 because it's a lot easier to use just two digits, zero and one.

所谓的二进制就是，你觉得模糊的0与,在电脑上计算,事实上可以简化为跟小学数学一样,只是在电脑上计算而已，因为它更容易，仅仅使用两个数字，0与。

哈佛公开课 - 计算机科学课程节选

but I'd like to, I'd love to see a system where, where you can work as an attorney no matter what

但我希望看到的制度是，你可以当律师，不论你的学历如何，

想成为律师的话 - SpeakingMax英语口语达人

Well it was a messy system so you'd only get like ninety cents on the dollar.

它是一个混乱的系统,所以一美元的纸币可能就值九十分了。

耶鲁公开课 - 金融市场课程节选

You'd love to have a system that spots that for you, but it's not possible.

你需要一个系统来帮你记录这些，但是这不可能。

麻省理工公开课 - 计算机科学及编程导论课程节选

But, I'd give you another one electron system.

但是我给你的是另一个单电子系统。

麻省理工公开课 - 固态化学导论课程节选