Alerter
n. 报警器, 警报器；警报器服务
🗣️ 情景例句
Any trouble with them?
有什么问题？
The more a man knows, the more he is inclined to be modest.
大智若愚。
Though a little suspicious this time, the policeman gave him the same answer.
虽然那位警察这次有点疑心，但还是对他作了同样的回答。