Underfloor raceway
[计] 地板下通道
🧩 词语组成解析
[计] 地板下
n. 水道, 座圈\\n[电] 槽板
🗣️ 情景例句
I care about the school buildings in need of paint.
我关心学校的建筑物需要粉刷。
How long have you had it?
你得这病多久了？
They are often more industrious, useful citizens than those who are never late.
他们与那些从不迟到的人相比，常常是更勤奋有用的公民。