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
I'm planning to run for the school board.
我打算竞选联合校董会董事。
Forgive me for interrupting, but I have a question.
对不起我插个嘴，我有一个问题。
decided to take some presents to a children's hospital.
盖茨决定送些礼物给儿童医院。