Polypeptidemia
多肽血(症)
🗣️ 情景例句
What's it for?
是做什么用的？
There is a time to speak and a time to be silent.
该说话时说话，该沈默时沈默。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。