poaWiktionary 原文演变路径（由近及远）英语源自 ←拉丁语 Poa源自 ←古希腊语 πόα “fodder”词源说明From scientific Latin Poa (genus name), from Ancient Greek πόα (póa, “fodder”).释义（英文）名词 NounAny grass of the genus Poa, especially Poa annua. [from 18th c.]