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
Did you know
你知道
He is attending a conference now.
他正在出席会议。
I've looked round the whole school. I can't find it anywhere.
“我整个学校都找过了。我就是找不到它。”