dumb1/dʌm; dʌm/adj 1 informal stupid【非正式】愚蠢的: What a dumb question! 多么愚蠢的问题!2 a) not able to speak because you are so surprised, angry etc〔因惊讶﹑愤怒等而〕说不出话的: We were all struck dumb for a moment. 一时间﹐我们全都惊讶得说不出话来。b) old-fashioned someone who is dumb is not able to speak. Some people consider this to be offensive.【过时】〔指人〕哑巴的﹐不会说话的〔有些人认为此词具有冒犯性〕 —dumbly adv
dumb2v dumb sth down phr v disapproving to present something in a way which is easy to understand, but which is too simple and not interesting【贬】〔为使别人更易理解而〕降低…的标准﹐使…简单化: the dumbing down of TV news 电视新闻水准的不断降低