Micrometer
n. 测微计\\n[化] 测微计
📖 牛津释义
micrometer
n
device for measuring very small objects, angles or distances 测微计; 千分尺.
🏥 医学释义
①测微计，测微尺 ②微米
🗣️ 情景例句
I did not notice it until yesterday.
我一直到昨天才注意到它。
A good heart conquers ill fortune.
善心克厄运。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。