Sialsima
硅铝镁带
🗣️ 情景例句
If negotiaton fails, then what?
万一谈判破裂，怎么办？
The plumber has made a mistake.
配管工犯了一个错误。
He was very healthy and happy, but he could not look after himself.
他很健康，非常欢快。但不能照料自己。