Welding backing
[化] 焊接衬垫
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
It's not finished yet.
现在还没有完成。
When the storm broke, I was washing dishes.
当暴风雨开始的时候，我在洗碟子。
Do you think our manager is going to have a new factory built?
你认为咱们经理会打算建造一家新工厂吗？