Sealing welding
[化] 封底焊
🧩 词语组成解析
[化] 封闭; 封闭处理\\n[医] 封闭, 封口(创伤)
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
He took care of my daughter
我女儿曾受他照顾，
Money spent on the brain is never spent in vain.
智力投资，决非虚掷。
Frank gently lifted the crockery out of the box an suddenly noticed a miniature painting at the bottom of the packing case.
弗兰克轻轻地把陶器拿出箱子，突然发现在箱底有一幅微型画，