我要就这件事向经理投诉。

I'm going to complain to the manager about this.

我要去找你的上级投诉。

I'm going to complain to your superiors.

现在已有大量的民众投诉。

There have been many complaints from members of the public.

我要就噪音问题提出投诉。

I'd like to make a complaint about the noise.

这家公司收到了口头和书面的投诉。

The company had received complaints both verbally and in writing.

投诉调查期间，这位警员被暂停职务。

The police officer was suspended while the complaint was investigated.

你可以向独立裁判投诉。

You may refer your complaint to an independent adjudicator.

请按正当手续处理投诉。

Please follow the proper procedures for dealing with complaints.

在投诉当中，最多的是抱怨等候时间太长。

Having to wait hours came high on the list of complaints.

公司有正式投诉程序吗？

Does the company have a formal grievance procedure?

投诉必须通过正当途径进行。

Complaints must be made through the proper channels.

为什么投诉总得要我来处理？

Why do complaints always land on my desk?