Colloidin
[医] 胶(体)变(性)质, 胶体素
🗣️ 情景例句
How much do stamps cost?
邮票多少钱？
What point are you trying to make?
你正在试着给出什么观点？
and yet get hardly any benefit or relief.
而没有从中得到什么实益或宽慰。