But it also has a second purpose-to keep the whole system clean.

另外它还有一个功能——保持整个系统的清洁。

youdao

I try to keep it clean, but I can't keep customers waiting!

我尽量保持干净，但是我不能让客人等啊！

youdao

But in general, get in close, shoot tight, and keep your backgrounds clean.

但是一般来说，要靠的近一点，拍的紧凑些，让背景更干净。

youdao

But in general, get in close, shoot tight, and keep your backgrounds clean.

但是一般来说，要靠的近一点，拍的紧凑些，让背景更干净。

youdao