selectivelyadv.有选择地selectiveadj.选择的；选择性的；精挑细选的selective variance选择方差selective exposure选择性呈现selective indexing选择性标引法selective breading选育selective updating选择性信息更新selective tripping选择断路,选择解扣selective grinding选磨selective sampling选择抽样selective pressure选择压力selective reducion选择性还原