Colloidogen
[医] 胶态原(使体内无机质保持胶态)
🗣️ 情景例句
His actions express his love more than any words could do.
他用行动表示的爱胜过任何言语。
What's the area of the Congo in square miles?
在平方英里内刚果的范围是什么？
Sometimes they eat it in the park or on the road. This take-away food is very popular.
有时他们在公园里或路上食用。这种方便食品颇受欢迎。