Celling block
[电] 吊线盒
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
I'll try it.
我试试吧。
I often have lunch at noon.
我常常在中午吃午饭。
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，