Polypeptin
[医] 圈杆菌素, 环[状]杆菌素, 多肽菌素
🗣️ 情景例句
I thought you might be hungry.
我想你大概饿了。
Laugh before breakfast you'll cry before supper.
乐极生悲。
l am vacuuming the floor now and have several shirts to iron.
我正在用真空吸尘器清理地板，还有好几件衬衫要熨。