Osteocalcin
骨钙素；骨钙蛋白
🗣️ 情景例句
There's a phone number --
这有电话号码，
This month all of my law clients paid their bills.
这个月前来做法律咨询的客户全都付清账单了。
When the article arrived, the editor read the first sentence and then refuse to publish it.
稿子寄来后，编辑看第一句话就拒绝予以发表。