Cationite
阳离子交换剂
🗣️ 情景例句
A diet cola, please.
一份健怡可乐。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
Would you please go to a dancing party with me?
请你跟我一起去参加一个舞会好吗？