Security maintenance
[计] 安全维护
🧩 词语组成解析
🗣️ 情景例句
Will you help me if I do run?
假如我真的竞选 ，你会帮我忙吗？
He is not a wise man who cannot play the fool on occasion.
不能偶而装疯卖傻，就不是一个聪明人。
But I didn't see much during the flight because there was too much cloud.
但我在飞行途中并没有看到什么东西，因为云层很厚。