Backstep welding
[化] 分段退焊
🧩 词语组成解析
后退
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
And he's agreed to fit you into his schedule.
他同意明天把你安排进他的面谈名单里 。
Scum of society.
社会败类。
OK. While you're doing that I'll go and get some water.
好的。你系小树，我去弄点水来。