Micrometres
(micrometre 的复数) n.微米,百万分之一米(长度单位,符号为μm)
🗣️ 情景例句
I've only been waiting for an hour.
我已经等了一个小时了。
Apparel makes the man.
马靠鞍装，人靠衣装。
It's much cheaper to camp than to stay in a hotel.
露营比住旅馆要便宜多了。