Polypeptidase
多肽酶
🗣️ 情景例句
I've been there several times.
我到那儿去过好几次。
An evening red and a morning grey, is a sign of a fair day.
晚霞红如火，晓色青如灰，定是晴朗天。
No! Leave her where she is.
不，别动她！