Osteanagenesis
[医] 骨再生
🗣️ 情景例句
You probably heard about it. We have private teachers in our holiday.
或许你已经听说过。我们交大的学生在假期间做家教。
Why did you sit up so late?
为什么你这么晚还不睡觉？
Bring the picnic basket up here, under this big tree, said Ann.
“把野餐篮子拿到这儿来，放在这棵大树下，”安说。