mesio-Wiktionary 原文演变路径（由近及远）英语源自 ←古希腊语 μέσος “half, middle, between”继承自 ←grk-pro *métsos继承自 ←原始印欧语 *médʰyos词源说明Derived from Ancient Greek μέσος (mésos, “half, middle, between”).释义（英文）前缀 PrefixAlternative form of medio-.