Hypotrochoid
[机] 内转迹线
🗣️ 情景例句
Yes, indeed.
对， 没错。
No answer is also answer.
不回答也是一种回答。
Even by modern standards, the 46,000 ton Titanic was a colossal ship.
却使用现代标准来衡量，45，000 吨的“泰坦尼克”号与算得上一艘巨轮了。