You may laugh at a prank on April Fools' Day.

你可能会因为愚人节的一个恶作剧而发笑。

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What's the history of April Fools' Day, anyway?

愚人节的由来到底是怎么一回事呢？

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Each country celebrates April Fools' Day differently.

每个国家庆祝愚人节的方式都不相同。

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Every April Fools' Day, tech companies big and small roll out carefully constructed jokes.

CNN: Heather Kelly,

Every April 1--yes, April Fools' Day--highly educated foreigners with corporate sponsors file for 65, 000 H-1B visas.

FORBES: Magazine Article

Last year, the event was moved from its traditional Oscars-eve slot to April Fools' Day.

BBC: Kristen Stewart