don't know
柯林斯詞典
1. N a person who has not reached a definite opinion on a subject, esp as a response to a questionnaire (做問卷調(diào)查時(shí))對(duì)某問題還沒有達(dá)成絕對(duì)意見的人
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1. N a person who has not reached a definite opinion on a subject, esp as a response to a questionnaire (做問卷調(diào)查時(shí))對(duì)某問題還沒有達(dá)成絕對(duì)意見的人