An insurance company has reserves and it has enough reserves to cover them for a certain number of accidents.

保险公司一般都有准备金,准备金的数量一般保持在,刚刚够赔偿一定数量的保单

耶鲁公开课 - 金融市场课程节选

And so, it would be a shame for me not to use them to cover some of these issues.

如果不能请到他们来帮助我教授这些主题,那可就太可惜了

耶鲁公开课 - 心理学导论课程节选

That's pretty good 'cause now, I can pretty much cover my American keyboard pretty effectively both upper case, lower case, and a whole bunch of punctuation. For other languages as in aside, there are other encoding schemes when there are more characters.

那是相当不错的，它可以包含整个美式键盘中的字符,包括大小写字母和一连串标点,对于其他语言，当涉及更多字符时就会有其他的编码体系。

哈佛公开课 - 计算机科学课程节选