Repunit
n. [数]循环整数(系11,111,1111等)
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
That's amazing! I t sure looks expensive.
真想不到！看上去肯定以为很贵。
or of the habits of the social insects, let us say.
和昆虫群居的习性