Colloidogen
[医] 胶态原(使体内无机质保持胶态)
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
This knife is dirty.Would you bring me a clean one,please?
这把刀子是脏的.请你给我干净的一个,好吗？
Just let me know which day.
决定好哪一天就告诉我。