Osteogenin
成骨素
🗣️ 情景例句
Harry will lift this veil over your head
Harry会掀起面纱
I got caught in traffic, otherwise I would have been here sooner.
我遇到交通阻塞，否则我很快就到这了。
We resolve to get up earlier each morning,
我们决心每天早晨起得早些；