Cationic
[医] 阳离子的, 阴向离子的
🗣️ 情景例句
In what subject did you get the highest marks?
你哪门科目得分最高？
One cannot make a silk purse out of a sow's ear.
朽木不可雕。
A gifted American psychologist has said,'Worry is a spasm of the emotion;
烦恼是感情的发作，