我希望我可以说再换个时间就行了，但你知道这是怎么回事，每个人对这整个学期都已经有需要承担的义务了。

I wish I could say another time would be okay, but you know how it is, everybody's already got commitments for the whole semester.

youdao

但假如你希望重力对时间有巨大的影响，那么你就不得不去一个有着极大的重力场的地方。

But if you want a seriously big time warp from gravity, you have to go where there's a very big gravitational field.

youdao

此外，你的市场更大了，因此上市公司是有一定优势的，但一般来说，很多公司不希望上市。

Moreover, your market is bigger, so public companies have an advantage; so companies don't like to be public, generally.

youdao

But I hope to doing the next couple of lectures is giving you an idea what this class is about so that you can decide whether or not it is for you.

但希望几堂课后，你能有个大概印象,让你决定这门课是否适合你。

哈佛公开课 - 幸福课课程节选

It's like you have a social security number or other ID number, which positively--there might be another person with the same name as you, God forbid, but you at least have your own number, which is guaranteed to be unique to you.

就好比社保号,或者其他身份号码,很有可能,有另外一个人,和你重名,希望这不要发生,但你至少有唯一的识别号,用于区分自己和他人

耶鲁公开课 - 金融市场课程节选