Polypeptidase
多肽酶
🗣️ 情景例句
You always know the right thing to say.
你说话得体。
You'll pay for this.
我会找你算帐！
I met Zheng Jie after one of his concerts about a week ago.
大约一周前，我在郑杰的一场音乐会之后见过他。