Polypeptidase
多肽酶
🗣️ 情景例句
How much for a haircut?
理发多少钱？
Still waters have deep bottoms.
静水常深。
That the equipment of modern camping becomes yearly more sophisticated is an entertaining paradox for the cynic,
现代露营装备一年比一年讲究，这对那些厌世嫉俗者来说是一件有趣的自相矛盾的事情。