Etzn.埃茨ETabbr.东部时间（=Eastern Time)abbr.外星人（=extraterrestrial）ethyl abietate松香酸乙酯Ethylparabenum尼泊金乙酯, 对羟基苯甲酸乙酯ethyl chloriden.氯乙烷(表面麻醉剂)Ethamesulfuron胺苯磺隆Ethylarterenol乙基去甲肾上腺素ethylendiamine乙二胺:应用于儿茶酚胺测定ethmoid chisel筛窦凿ethyl naphthol乙萘酚ethyl tartrate酒石酸二乙酯ethylrhodanate[化] 硫氰酸乙酯