Semisulcus
[医] 半沟
🗣️ 情景例句
Your family or the public?
你的家人还是公众
If you have no questions, may I go on to the next stage?
如果你们没有问题了，我可以进行下一阶段吗？
Will you please sweep the floor and tidy the classroom every day?
请你们每天都打扫地板、整理教室，好吗？