Polycations
(polycation 的复数) 聚阳离子
🗣️ 情景例句
Oh, I feel so bad.
噢， 我真抱歉。
I ache all over.
我浑身酸痛。
Don't tell me that all this is because of a photograph taken when I was twelve.
别跟我说，所有这一切都是因为我12岁时拍的一张照片。