Alerter
n. 报警器, 警报器；警报器服务
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
What do you want to be when you finish your training?
当你完成训练的时候，你要做什么？
In our game we also have eleven players in a team, but our ball is like this.
比赛中，我们一个队也有11名队员，不过我们的球是像这样的！