Osteocalcin
骨钙素；骨钙蛋白
🗣️ 情景例句
I do think you should go see the houses
我确实感到你们应该去看看这些房子，
Action speak louder than words.
事实胜于雄辩。
Most of our fears are unreasonable, but they are impossible to erase.
我们的恐惧大部分是没有道理的，但去无法消除。