Toensing
[人名] 滕辛
🗣️ 情景例句
Do you?
你会吗？
Nothing to be got without pains but poverty.
只有贫困可以不劳而获得。
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）