Calclamnidae
钙海参科
🗣️ 情景例句
Why is that necessary?
为什么有此必要
How long will it take you to repair it?
你要多久才能修好它？
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探询与贵公司建立贸易关系的可能性。