Conchoids
(conchoid 的复数) n. 蚌线
🗣️ 情景例句
Do you think you can make yourself understood in English?
你认为你能用英文表达你的想法吗？
I really don't know.
我真不知道。
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。