Nsa
abbr. 美国国家安全局（National Security Agency）；美国国家标准协会（National Standards Association）
🗣️ 情景例句
Where is your family from?
祖籍在哪里？
Save it!
你省省吧！
When he returns home at night, he always finds that someone has parked a car outside his gate.
当他夜里回到家时，总是发现有人把车停在他家大门外。