Osteocalcin
骨钙素；骨钙蛋白
🗣️ 情景例句
She and the Molinas are going to spend Thanksgiving with their cousins.
她和Molinas一家人准备与亲戚一起过感恩节。
Kind words are worth much and cost little.
口头方便不费力。
Well, which would you prefer?
那么，你觉得那个时间更好些呢？