Valeriepieris circle

短语

词形变化

Valeriepieris circles 复数 Valeriepieris circles

释义与例句

n.
  1. 1.

    A circle drawn over some geographic region containing over half of that region's population.

词源

The concept was introduced by Reddit user u/valeriepieris in a post on r/MapPorn on May 5, 2013.

来源：wiktionary