Welding with backing
[化] 衬垫焊; 垫板焊
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
with
[wɪð]
prep. 和，跟;随着;关于;和…一致;
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
How long do you intend to stay there?
你打算在那停留多久？
Thank you for your inquiry. Please tell us the quantity you require so that we can work out the offers.
感谢贵方询价。请告诉我们贵方所需数量以便我方报价。
Human beings are divided into two classes:
人被分为两种类别：