selectivelyadv.有选择地selectiveadj.选择的；选择性的；精挑细选的selective focusing选择性聚焦selective freezing选择结晶selective radiator选择辐射体selective absorber选择性滤光片selective abortion选择性流产selective leaching选择浸出,局部浸出selective sequence[计] 选择顺序selective brushing选择性搔刷selective learning重点学习selective transfer选择性转移