keep out

不许入内, 挡在外面

例句与用法：

Not even the thickest jacket was enough to keep out the cold.

就连最厚的夹克也不足以御寒。

You should keep out of these things.

你不能牵涉进这些事。

No admittance; keep out!

严禁入内！

详细释义：

(使)不进入

Warm clothing helps to keep out the cold.

保暖的衣服可以御寒。