Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
Let me give you this information to look over.
那么让我给你些详细资料做参考。
It takes all sorts to make a world.
万千事物，形成世界。
They're sales reps.They're very lazy.
他们是推销员，他们非常懒。