Introvision
[医] 内省, 自省
🗣️ 情景例句
Here you are.
茶给你。
When's class gonna end?
怎么还不下课？
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）