Wallowing
n. 打滚
🗣️ 情景例句
That's right.
对了。
What is happening out there?
外面发生什么事情？
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）