Jefferisite
水蛭石
🗣️ 情景例句
I have been a secretary in an insurance company.
我一直在一家保险公司担任秘书工作。
Would you like to go for a walk?
你想要去散步吗？
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。