gnathochilariumWiktionary 原文英/ˌneɪ.θəʊˌkaɪˈlɛəri.əm/美/ˌneɪ.θoʊˌkaɪˈlɛri.əm/释义名词noun1(zoology) A lower lip to the buccal cavity in certain insects.同族词派生词 1gnathochilarial