Security defence
[法] 治安保卫
🧩 词语组成解析
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
Every potter praises his own pot.
老王卖瓜，自卖自夸。
I've worked here since 1989.
我自1989年以来便在这家工厂工作了。