Tocco
[人名] 托科
🗣️ 情景例句
It's common practice.
这是惯例。
It can't be helped.
没办法了。
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）