ISRC=International Standard Recording Code 国际标准记录码(ISO)isv.是（be的第三人称单数一般现在时）Is the flower-shop business seasonal?花店的生意有季节性吗?Is biomedical research always positive?生物医学研究始终是有益的吗?Is abortion meeting massive haemorrhage?流产是不是会大出血？ischemia reperfusion injury cardioprotection缺血再灌注损伤Is effective onboard training conducted?船上的培训已按要求进行?ISSC International Ship Security Certificate国际船舶保安证书Is this a station-to-station number?接:是叫号电话吗?ISCE Integrated Service Creation Environment综合业务生成环境Is father's blood pressure hypertensive?以色列推进拦截系统isciencc and technology strengthening police科技强警