Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
It's nothing.
没什么。
Leave it up to me!
这事就交给我吧。
After I had stacked my shirts and underclothes in two empty drawers,
我将衬衫、内衣放进两个空抽屉里，