如果你的服务依赖于另一个服务或社区比如myspace，那么你要面对的问题是，为什么myspace不会只把你的功能复制过去呢。

If your service depends on another service or community, like MySpace, then you're going to face questions about why MySpace wouldn't just duplicate your functionality.

youdao

无论您的问题是与金钱，健康，家庭，还是其他事物有关，世界上很多其他人面对的都比你要糟，但他们也得继续活下去。

Whether your problems are related to money, health, family, or anything else, there’s a strong chance that someone out there has it worse than you, yet they go on living.

youdao

活着，就要有太多的东西要在乎，有太多的东西要面对，思考这些问题是痛苦的。

To livemeans to too many to care about to face and thinking about these questionsare painful.

youdao

That's the kind of question we have to face when we think about the fact that we don't know how much time we've got.

那是我们必须要面对的问题,当我们考虑到,我们不知道自己还有多少时间这个事实时。

耶鲁公开课 - 死亡课程节选

It's a problem we have dealt with in the Physics Department year after year.

这是一个我们物理系,年年都要面对的问题

耶鲁公开课 - 基础物理课程节选