bilabialWiktionary 原文/baɪˈleɪ.bi.əl/构词拆解bibi-前缀labiallabial词干bi-Two in number. · Having or possessing two of the root word's quality.词源说明From bi- + labial.释义形容词adjective1(phonetics) Articulated with both lips.名词noun1(phonetics) A speech sound articulated with both lips.同族词派生词 3nonbilabial·prebilabial·