Cations
n. 阳离子；正离子（cation的复数）
🗣️ 情景例句
This show has gotten rave reviews.
这场演出好评如潮。
The postman always comes at 2 o'clock.
邮递员总是在2点钟来。
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。