Replacement bone
[医] 软骨成骨
🧩 词语组成解析
bone
[bon]
n. 骨头;尸骨;骨质物;有…样的骨头的;
vt. 挑鱼刺，剔骨头;剔去…的骨;
vi. 苦学;专心致志;
🗣️ 情景例句
What will the monthly payments be?
每月要付多少？
When the cat's away the mice will play.
猫儿不在，老鼠造反。
That's right. It's harder for them.
说得对。对她们来说更加困难。