Eulerian number
[计] 欧拉数
🧩 词语组成解析
a. 欧拉的
🗣️ 情景例句
She has nobody she can turn to.
她求助无门。
John always takes pleasure in leaving the city for a while.
约翰常常以溜出城镇一会儿为乐。
In 1858 an area of poor housing, factories and farm buildings was torn down and Central Park was created, reaching from 59th Street to 110th Street and across three avenues.
1858年拆除了一大片破旧的房屋、工厂和农舍，建起了中央公园，这个公园从59街延伸到110街，跨越三条大马路。