n. (formerly) a loud cry (or repeated cries) of pain or rage or sorrow
n. an expression of grievance or resentment
n. (civil law) the first pleading of the plaintiff setting out the facts on which the claim for relief is based
n. 诉苦, 抱怨, 控诉
[医] 陈诉; 病
1. I would like to file a complaint about the service I received.
我想要对我所收到的服务提出投诉。
2. The manager listened to my complaint and promised to help.
经理倾听了我的投诉并承诺会提供帮助。
3. She wrote a complaint letter to the company about the faulty product.
她给公司写了一封关于瑕疵产品的投诉信。