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
But Alexandra and I
但Alexandra和我
I don't believe it.
我才不信咧！
It's a small world.
世界真小。