单词	duo method
释义	duo method n.双页缩拍法
随便看	distance education in America Distance Education in Rural Area Distance education institute Distance education institution distance education institutions Distance Education Journal distance education management distance educationn distance education network distance education of modern society Distance Education Operating Mechanism distance education platform distance education project distance education resource distance education resource library distance education resources distance educationsystem distance education system distance education system develop distance education systems Distance education technology company distance education terminal distance education thoughts distance eductaion distance edueation