Security facility
[计] 安全性设施
🧩 词语组成解析
🗣️ 情景例句
When did the Roman Empire come into being?
罗马帝国是什么时候形成的？
You are probably right.
你也许是对的。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。