Polypeptin
[医] 圈杆菌素, 环[状]杆菌素, 多肽菌素
🗣️ 情景例句
with the school-board committee.
与联合校董会有关。
I beg your pardon!
对不起！
Now Alfred began a long series of skirmishes -- and within a month the Danes had surrendered.
这时，阿尔弗雷德发起一连串小规模的进攻，结果不出一个月，丹麦人就投降了。