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-are you doing?
你在做什么？
Where do you want us to put the couch?
你想让我们把沙发放到哪里？
I'm sorry, Lucy.I'm afraid that I can't get up.
对不起，露西，恐怕我站不起来。