Osteoclasts
(osteoclast 的复数) 破骨细胞
🗣️ 情景例句
What made you decide to study Economics?
你为什么决定修读经济学？
What do you plan to do this Friday?
明天你打算干什么？
He started to complain about this wicked world but was interrupted by a knock at the door.
他开始抱怨起这个邪恶的世道来，却被一阵敲门声打断了。