Etox环氧乙烷ETabbr.东部时间（=Eastern Time)abbr.外星人（=extraterrestrial）ethyl furfurylacetate糠基乙酸乙酯Ethamivan measurement香草酰二乙胺测量ethoxy dialkyl acetal乙氧基型二烷基醇缩乙醛ethylmercuric acetate醋酸乙基汞ethological character行为性状ethyl phenylephedrine苯乙基麻黄素ethyl dichloroacetate二氯乙酸乙酯ethyl butyl cellulose乙基丁基纤维素ethyl furylpropionate呋喃基丙酸乙酯ethylidene difluoride亚乙基二氟