Don't-know
01
わからない人, 未定の人
someone who does not provide a definite answer for a question, particularly when being asked in a poll
例
During the market research, the interviewees were divided into three groups: those in favor, those against, and the don't-knows who remained undecided on the new technology.
市場調査の間、インタビュー対象者は3つのグループに分けられました：賛成派、反対派、そして新しい技術について未決定のままだった未定派です。
