eu-Wiktionary 原文演变路径（由近及远）英语源自 ←古希腊语 εὖ “well, good”继承自 ←grk-pro *ehu-继承自 ←原始印欧语 *h₁su-词源说明Derived from Ancient Greek εὖ (eû, “well, good”).释义（英文）前缀 Prefixgood, welltrue, genuine词族派生词（23）eugeogenouseucalyptuseukaryoteeucharisteuchlorineeudemoniaeudiploideugeniceugenicseuglycemiaeulogyeuonymouseupepsiaeuphemismeuphoriaeurhythmy/eurythmyeuthanasiaeutheismeuthyroideutrophyEutopiaeuphoniumevangelist