Bitunicate
双囊壁的, 双囊壁组群的
🗣️ 情景例句
No, thank you. Please tell him to phone me when he comes back.
不了，谢谢。他回来时，请告诉他给我打个电话。
But Li Ming has promised to come home for the summer vacations.
但是李明已经答应暑假回家。
I'm sorry,I'm don't know.
很抱歉，我不知道。