Backing weld(ing)
[化] 打底焊
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
The advanced class starts at ten o'clock.
高级健身课十点钟开始。
Would you please tell me the exchange rate for pound sterling into RMB?
请你告诉我英镑兑换人民币的汇率是多少，好吗？
I'll call you next week.
我下个星期会打电话给你。