Nsu
abbr. 网络服务单元（Network Service Unit）；供氮设备（Nitrogen Supply Unit）
🗣️ 情景例句
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
Justice has long arms.
天网恢恢，疏而不漏。
Anyway, as Brian pointed out, it is the easiest thing in the world to give up smoking.
不管怎么说，正如布赖恩指出的那样，戒烟是世界上最容易的事情，