alternativesn.其它选择；备选方案名词alternative的复数形式.alternativeadj.两者择一的；供选择的；非主流的n.二者择一；供替代的选择alternative to sugar蔗糖替代品alternative standard交替本位alternative trunking迂回中继法alternative sanction替代性制裁alternative measures替代措施Alternative function生态空间替代alternative programs替代性方案alternative delegate[法] 替换的代表alternative services替代性服务alternative sentence替代性判决