Complaint n.抱怨，诉苦;投诉，控告

Where is my Complaint Box? This isn’t happening.

我的意见箱跑哪去了，怎么会发生这种事。

You have no real grounds for complaint.

你没有真正的理由发牢骚。

Can I see the manager, please? I have a complaint.

请问，我可以见经理吗?我有意见。

I am afraid I have a complaint about the shirt.

恐怕我要说说这件衬衫的事。

To lodge a complaint (against A with B) 向B投诉A：

Our neighbors lodged a complaint against us with the police.

我们的邻居向警方投诉我们。

I’m here to lodge a complaint against my roommate.

我是来投诉我的室友的。

If you wish to lodge a complaint you’d better get on to the manager.

你有什麽不满最好找经理提。

Complain vt. & vi. 抱怨，诉苦;投诉

I have to complain to the manager about it.

对这件事我不得不向经理申诉。

You have no reason to complain.

你没有理由抱怨。

She often complains that he is dishonest.

她常埋怨说他不诚实。