bimodalWiktionary 原文构词拆分bi-前缀Two in number. · Having or possessing two of the root word's quality.+modal词根/词干词源说明From bi- + modal.释义（英文）形容词 AdjectiveHaving two modes or forms.(mathematics, of a distribution) Having two modes (local maxima).词族派生词（2）bimodalitybimodally