evening starWiktionary 原文英美词源说明From evening + star. Cf. Old English ǣfensteorra.释义专有名词proper noun1(astronomy) The planet Venus as seen in the western sky in the evening.名词noun1Any star seen in the evening, especially the planets Mercury and Jupiter.2An evening primrose (Oenothera biennis).3Mentzelia pumila (dwarf mentzelia) and other species of genus Mentzelia.