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each (person); individually; one by one; one at a time; in turn
一人ひとりの意見を聞くことが大切だ。
It's important to listen to each person's opinion.
先生は一人ひとりに声をかけた。
The teacher spoke to each student individually.
一人ひとりが責任を持つべきだ。
Each person should take responsibility.