don't-knowBrE /ˌdəʊnt ˈnəʊ/ 🔊NAmE /ˌdoʊnt ˈnoʊ/ 🔊 nouna person who does not have a strong opinion about a question which they are asked in an opinion poll （回答问卷）没有明确意见的人◆A quarter of all the people surveyed were don't-knows. 参加问卷调查的所有人中有四分之一没有表示明确意见。🔊🔊