投诉

投訴

tóusù

verb HSK 4 #4,506

Meanings

Cast + complain = to direct a complaint toward an authority.

HSK 2

顾客投诉服务态度差。

Gùkè tóusù fúwù tàidù chà.

The customer complained about poor service attitude.

HSK 2

你可以打投诉电话。

Nǐ kěyǐ dǎ tóusù diànhuà.

You can call the complaint hotline.

HSK 5

我要投诉这家餐厅。

Wǒ yào tóusù zhèjiā cāntīng.

I want to file a complaint about this restaurant.

usage

投诉 is more formal than 抱怨 (bàoyuàn, to grumble). 投诉 implies an official complaint to management or authorities.

投 tóu

诉 sù