Acetylene cutting
[化] 乙炔切割
🧩 词语组成解析
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
cutting
[['kʌtiŋ]]
n. 切断, 切下, 路堑\\n[化] 切屑
🗣️ 情景例句
Oh, please come in.
噢 请进来。
Why didn't you do it?
为什么你不做？
A girl came in and put an envelope on his desk.
一个姑娘走了进来，把一个信封放在了他桌上。