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
No. Instead of exercising, I photographed the class.
没有， 没有， 我在给他们拍照。
He that will eat the nut must first crack the shell.
欲所得，必先劳。
Oh, I'm feeling even worse! I think I'm going to die!
噢，我感觉更糟了！我想我要死了！