Will you keep your voice down? 你能小声点吗

keep down抑制； 控制

I couldn't keep down my anger at that time.

当时我捺不住心头的怒火。

We must keep down the cost of production.

我们必须降低成本。

What would have happened if I didn't come down?如果我没下楼，你们会怎样

come down下降，落下

Come down to us we can't hear you upstairs.

下来到我们这儿来，你在楼上我们听不清楚。

I'm not skinny or perfect like the rest of you.我又胖，又不像你们那么完美

the rest of其余的

The rest of the eggs have gone bad.

其余的鸡蛋都变质了。