Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
Let me take you home first.
先让我送你回家吧。
It's available in a variety of sizes at convenience stores and department stores as well.
有各种大小型号，在便利商店和百货公司均有。
However, this freedom can easily be abused.
然而，这种自由很容易被滥用。