Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
During our stay in London, we visited Buckingham Place.
我们在伦敦逗留期间参观了白金汉宫。
I think it's going to crack soon.
我认为它将很快杯打碎。
When they got home, Jane cooked their dinner in the microwave oven and without realizing it, cooked her fiance's wallet as well.
回家后，简用微波炉煮了晚饭，无意中之中把她未婚夫的钱包也一起煮了。