ESTabbr.1.■Eastern Standard Time2.■Eastern Summer Time (美国)东部夏令时间[亦作 E.S.T.,e.s.t.]3.■electro-shock therapy4.■electro-shock treatment5.■electro-static storage 【无线电】静电存储器6.■Enlistment Screening Test 【军事】入伍甄别测试7.■expiration of the service term 【军事】服役期满8.■electric shock therapy 【医学】电休克疗法,电震疗法