Osteocalcin
骨钙素；骨钙蛋白
🗣️ 情景例句
I beg your pardon.
对不起。
Let's get together sometime.
有时间我们聚一下吧。
It was used for keeping tea hot after it was made,said Wei Hua. It was filled with hot water.
“那是在茶沏好后用来保温的，”魏华说，“用来装热开水的。”