Cryoprotein
冷沉(淀)蛋白
🗣️ 情景例句
Why are you in such a good mood?
你怎么心情这么好？
Life is not so short but there is time enougn for courtesy.
人生虽短，但表示礼貌的时间还是足够的。
Allow me.
让我来。