Troffer
n. (荧光灯)凹形反光槽,暗灯槽
🗣️ 情景例句
How many stops will the train make on the way?
路上火车停几站？
In my opinion,the house isn't worth the price they're asking.
按照我的意见,房子不值他们正在问的价格。
After making a short test flight at 4,15 a.m.,
布莱里奥凌晨4点15分作了一次短距离试飞，