"until one is blue in the face" in Chinese (Simplified)

说到脸都青了（比喻说了很多但无济于事）

Definition

重复做或说一件事很长时间，通常是为了说服别人，但没有效果。

属于非正式的英语习语，常用于描述费尽口舌、徒劳无功的劝说尝试，尤其和“说话”相关，不要按字面理解。

You can explain it until one is blue in the face, but he won't listen.

你可以**说到脸都青了**，但他还是不会听。

She argued until one is blue in the face, but nothing changed.

她**说到脸都青了**，但什么都没有改变。

You can ask until one is blue in the face, but the answer will still be no.

你可以**问到脸都青了**，但答案还是‘不’。

We talked about recycling until one is blue in the face, but no one started doing it.

我们把回收的事情**说到脸都青了**，可没人去做。

You can warn him until one is blue in the face, he just ignores you.

你可以**劝他到脸都青了**，他还是不理你。

I explained the rules until one is blue in the face, but they still broke them.

我把规则**说到脸都青了**，他们还是违反了。