Air-acetylene welding
[机] 空气乙炔熔
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
I bet you were cute.
我打赌 ，当时很逗人喜爱。
And also hope you will be able to make unique contribution to the economy of both countries.
同时期望你们为中美两国经济做出卓越的贡献。
The village which had seemed deserted, immediately came to life.Faces appeared at windows.
刚才还似乎空荡荡的村庄一下子活跃了起来，窗口露出了一张张面孔，