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
My slogan is I care.
我的口号是 我关心 。
A fool and his money are soon parted.
笨蛋难聚财。
He gives the bank specimens of his signature,
他把自己签名的样本交给银行，