Particle-thickness technique
[机] 质点厚度测量技术
🧩 词语组成解析
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
My watch is fast and your watch is slow.
我的表快，而你的表慢。
I saw it with my own eyes.
我亲眼所见。