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other people's affairs; someone else's problem
災害のニュースを人ごとだと思ってはいけない。
You shouldn't think of disaster news as someone else's problem.
友達の悩みを人ごとのように聞き流した。
I listened to my friend's worries as if they were none of my business.
人ごとではなく自分の問題として考えよう。
Let's think of it as our own problem, not someone else's.