Colloidin
[医] 胶(体)变(性)质, 胶体素
🗣️ 情景例句
I cannot permit him his rudeness.
我不容许他无礼。
The world is a ladder for some to go up and some down.
人间犹如一架梯，有人缘梯上升，有人顺梯下降。
She was a beauty in her day.
她年轻的时候是个美人儿。