ETX=End-of-Text 电文终了记号ETabbr.东部时间（=Eastern Time)abbr.外星人（=extraterrestrial）ethlybenzene乙苯ethylsulfate硫酸乙酯ethyl sodium乙基钠ethiofencarb[机] 杀虫丹ethyltoluene乙基甲苯ethyl ethane溴乙烷etymologicaladj.词源的；词源学的ethyl oleate油酸乙酯ethylformate甲酸乙酸ethyl glycol乙二醇一乙醚的简称,[俗]溶纤剂