結果 : daylight saving time in the us
6:30

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Daylight Saving Time 101 | National Geographic

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Neil deGrasse Tyson Explains Daylight Saving Time

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0:58

Daylight Saving Time 101! | Twinkl USA

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Why do we have daylight saving time?

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Daylight Savings Time for Kids

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What is Daylight Saving Time? | CNBC Explains

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What is Daylight Saving Time?

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Kalamazoo's last 8 p.m. sunset marks transition to shorter fall days

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Congress considers an end to daylight saving time

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Let Me Explain: Permanent Daylight Saving vs. Standard Time | NBCLA

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United Swing States of America - Arizona’s Daylight Saving Time Opt-Out | The Daily Show

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WTF is daylight saving time??

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Trump on getting rid of daylight savings: 'It's a 50-50 issue'

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How daylight saving time affects our bodies, minds -- and world | Sleeping with Science

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Should the U.S. abandon Daylight Savings Time?

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