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
until they mentioned needing collateral or a guarantor.
在他们提到担保物或担保人之前。
They've already turned on the electricity.The house is ready.
他们已经开了电.房子是准备好了的。
The episode could reasonably serve as a unique epic of royal espionage!
这一幕历史可以说是王室谍报活动中最精彩的篇章。