本周，《阿凡达》成为继去年夏天的《黑暗骑士》以后，第一部连续四周占据全美电影周票房排行榜榜首位置的电影。

This week the film became the first since The Dark Knight two summers ago to hold on to the top spot in the US film charts for four consecutive weekends.

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本次（“白骑士2号”）的公开亮相成为自2004年鲁丹设计的“太空一号”成为第一艘进入太空的私营载人火箭之后（在太空旅游领域）取得的又一次具体进展。

The public showing was the first concrete evidence of progress since the Rutan-designed SpaceShipOne became the first private, manned rocket to reach space in 2004.

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第一次内战爆发，支持国王者被成为“骑士派”，支持议会者被成为“圆颅派”。

On August 22, 1642, the First Civil War began. The king's men were called Cavaliers, and the supporters of Parliament were called Roundheads.

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