carinaWiktionary 原文/kəˈriːnə/词源链拉丁语Latin约前 75–公元 3 世纪carīna‘keel’↓ 借入英语Englishcarina词源说明Borrowed from Latin carīna (“keel”). Doublet of careen and carene.释义名词noun1A longitudinal ridge or projection like the keel of a boat.2(botany) Part of a papilionaceous flower consisting of two petals, commonly united, which encloses the organs