我真希望自己能去，但不幸运的是我今晚需要加班到很晚。

I wish I could make it, but unfortunately, I'm working late tonight.

youdao

好吧。我没有权力控制你的心。不幸运的是你已经控制了我的心跳。

All right. I have no rights to control your heart. Unfortunately, you have controlled my heartbeats.

youdao

不幸运的是，临床上不育的治疗主要着重于治疗病人生理上的异常，以致忽略了他们潜在的生理上的需求。

It is unfortunate then, that fertility clinics focus so heavily on the treatment of their patients' physical disorders at the expense of addressing their underlying psychological needs.

youdao

H for an ideal gas is only a function of temperature. This is not true for a real gas fortunately, but it's true for an ideal gas.

不正确的,但是幸运的是,对于理想气体是完全正确的。

麻省理工公开课 - 热力学与动力学课程节选

But part of the process of being systematic is not assuming that I'm going to get a lucky guess. But not even thinking really hard at this point. But just pruning the search space.

但是系统化的过程是不允许,假设我做出了,一个幸运的猜测的,而是逐步缩小搜索空间。

麻省理工公开课 - 计算机科学及编程导论课程节选

And it was fun for us but thankfully, we didn't have to implement all this stuff ourselves.

这对我们也许是有趣的，但幸运的是,我们不需要自己实现所有的功能。

哈佛公开课 - 计算机科学课程节选