dumb down
phrasal verbdumb down | dumb something down
- (disapproving)
to make something less accurate or educational, and of worse quality, by trying to make it easier for people to understand （为使公众更易理解而）降低…的标准，减少…的专业性教育内容 The BBC denies that its broadcasting has been dumbed down. 英国广播公司否认它的广播被降级了。