Peritrochoid
外摆线圆
🗣️ 情景例句
We have around 3,000 workers.
大约有3000名职工。
The board won't approve of the budget for this year's expenditures.
会议上将不会承认本年度的支出预算。
Today it is no longer the tallest building in the USA, or even in New York.
今天，它不再是美国最高的大厦了，甚至在纽约都排不上号了。