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落とし物， 落し物， おとしもの

1. lost property, something dropped and left behind 2. dropping something (without realising), losing something

遗失物品，丢失的东西；丢东西；丢失东西

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警察， けいさつ

1. police 2. police officer 3. police station 4. self-appointed enforcer (of a rule, standard, etc.), busybody, vigilante, gatekeeper

警察；警官

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届け出， 届出， とどけで

1. report, notification

报告(单)，通知(单)

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スマホ， スマフォ

1. smartphone, smart phone

智能手机

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パソコン

1. personal computer, PC

个人电脑，PC

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