Micrometre
n. 微米,百万分之一米(长度单位,符号为μm)
🗣️ 情景例句
Morning.
早安。
I told him to stay till he comes back.
我告诉他留下来等他回来。
We can read of things that happened 5,000 years ago in the Near East,
我们从书籍中可读到5，000 年前近东发生的事情，