Take it up with the complaints department.

快把它提交给投诉部门。

You got complaints, file 'em with the complaint department!

你有什么怨言 向投诉部门说去吧！

I got no satisfaction from the customer complaints department.

【satisfaction】我没有得到顾客投诉部的圆满答覆。

But the complaint department at the condom company got an earful.

但我跟安全套公司的客服部门倒是说了不少。

" Hospitals don't really have a complaints department, so the only real target they have is the nurse or staff that are standing right in front of them, " she said.

“医院并没有真正的投诉部门，所以他们唯一真正的目标是站在他们面前的护士或工作人员”。