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
Philip was a young doctor,
Philip当时是个年轻的大夫
Life is measured by thought and action, not by time.
生命的价值是用思想和行为来衡量的，而不是寿命的长短。
I mean powder that is made from fish, blood and bone.
我是指用鱼、血和骨头制成的粉末。