Heterocoagulation
杂凝聚
🗣️ 情景例句
Are you traveling alone or whth a friend?
你是一个人旅行还是结伴旅游？
How many bags are you going to get?
你要取几袋？
I'd like to take a boat on the River Nile.
我想乘船在尼罗河上游览。