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
I see. Well, the idea of buying a house is exciting.
我明白了。嗯 买房子的念头叫人兴奋过头。
Sweep before your own door.
先律己，后律人。
He told me that he would give up his job.
他告诉我他要辞职。