立彬の日本語
286--[tbd]
音信不通， おんしんふつう， いんしんふつう
1. break in contact, not hearing from, having no communication with
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もし音信不通になったら警察に連絡してね。
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If I drop out of contact, let the police know, OK?
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４年以上も音信不通だったんだよ。
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I haven't heard a word from them in over four years.
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