Natrodavyne
钠钾霞石
🗣️ 情景例句
and he doesn't get to use it.
却又用不上。
My Biochem lectures are in the morning, and the labs are in the afternoon.
生物化学的课安排在上午，实验在下午。
Shall I keep him away from school?
我是否要他不去上学？