Trav
abbr. 末端控制的变风量系统（Terminal Regulated Air Volume）
🗣️ 情景例句
Can you give me some forms of identification?
你能给我什么证明身份的文件吗？
Man is a god or a devil to his neighbour.
一个人对邻居来说，不是上帝，便是魔鬼。
first, those whose work is work and whose pleasure is pleasure;
第一类是分清工作是工作，娱乐是娱乐的人；