Cationoid activity
[建] 阳离子活度
🧩 词语组成解析
类阳离子
🗣️ 情景例句
Don't be lazy, the older you get, the harder it will be to learn.
别偷懒，年纪越大，学起来就越难。
Let every man praise the bridge he goes over.
饮水思源。
There is a chair below the window.
窗户下面有一把椅子。