Pennsylvania will vote on April 22.

宾夕法尼亚州的党内初选将于4月22号举行。

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On April 22, 1960, the nearly complete capital city of Brasilia opened.

1960年4月22日，即将竣工的首都巴西利亚在世人面前揭开了面纱。

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Nanjing! about the Nanjing Massacre, will hit cinema screens on April 22.

南京！将在电影院上映。

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Tragedy also marked the past year in U.S.sports,as 22-year-old Los Angeles Angels pitcher Nick Adenhart died in a car crash April 9, just hours after he threw six scoreless innings against the Oakland A's.

VOA: standard.2009.12.24

On April 22, 2012, and May 1, 2012, I issued Executive Orders 13606 and 13608, respectively.

WHITEHOUSE: Letter from the President regarding Authorizing the Implementation of Certain Sanctions Set Forth in the Iran Threat Reduction and Syria Human Rights Act of 2012 and Additional Sanctions with respect to Iran | The White House

The first grant cycle deadline is April 22, and the second is December 2.

FORBES: Steps and Leaps Into Next-Gen Learning

On April 22, 1970, millions of Americans came together to celebrate the first Earth Day.

WHITEHOUSE: Presidential Proclamation -- Earth Day