In fact, most make utilities have a rule very much like this built in already; if you ask make to build file.o, and it has file.c, it'll do the right thing.

实际上，大部分make工具都有一个早已内嵌到系统中的与此类似的规则；如果请求make来编译file . o，而且现在已经有file . c文件了，那么它就可以正确地完成编译过程。

youdao

Computer crime like this in fact exists already. However, it is very difficult to carry out a successful robbery by computer.

这个形式的计算机犯罪其实已经存在了，无论如何，用计算机实施一次抢劫很困难。

youdao

Sad day, you start to look for something to blame, like a big shadow. Let me tell you a piece of what you already know. The world is not all sunshine and rainbows. This is a very mean and nasty place.

日子难过时，你开始找东西去责备，比如说巨大的阴影，让我告诉你一件你已经知道的事情，这世界并不全是阳光和彩虹，这是个十分卑鄙肮脏的地方。

youdao

Just as with energy efficient cars, no one in America is ever interested until it's already very late, then they act like, hey, this is really new.

NPR: Letters: Zarif, the Dentist's Chair, and CFL Bulbs

This could make life very expensive in big cities like the the capital, where many residents already work two jobs to cover their living costs.

BBC: Fears of unrest after Iran cuts food and fuel subsidies