Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
It's not the same.
那可不一样。
Now, let's find some new girls.
现在让我们寻找一些新的女孩子。
It was upon this principle that the first instruments were made,
据这一原理，制造出了最初的地震仪器，