Osteogeny
[医] 骨生成, 骨发生
🗣️ 情景例句
I think something he can use is the best. A watch or something.
最好是实用的，像手表啦或什么的。
No practice, no gain in one's wit.
吃一堑，长一智。
We've got plenty.
我们有不少。