Eulerian number
[计] 欧拉数
🧩 词语组成解析
a. 欧拉的
🗣️ 情景例句
He is in trouble all the time.
他总是有麻烦。
Avarice blinds our eyes.
财迷心窍。
Then it turned in a semicircle, ran straight again, and turned in another semicircle to the opposite side.
然后转一个半圈，再沿直线飞，再朝反方向转个半圈。