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
Yes. I'm checking out now, and want to get a taxi to the cinema.
我现在要退房，需要一部出租车到电影院。
Thank you for your letter.
谢谢你的来信。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。