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
And that includes Susan.
包括Susan的。
What's the time by your watch?
你的表几点了？
Some children are coming out of the building.
一些孩子正从楼里出来。