Welding flux backing
[化] 焊剂垫
🧩 词语组成解析
a. 焊的\\n[机] 熔接, 焊接, 锻接
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
🗣️ 情景例句
Because the United States is the most important trade partner.
因为美国是我们最重要的贸易伙伴。
Please show me a more expensive one.
请给我看一件比较贵的衣服。
'The light is dim.Read the letter to me'.
“光线太暗，请给我读一下这封信。”