Although you may think of your summer vacation as this gaping oasis of time that you look forward to each year, it can fly by very quickly.

尽管你可能觉得，暑假是每年都盼望的快乐时光，但时间会消逝地很快。

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Of course, some animals have powers just as amazing, Birds can fly thousands miles by observing positions of the stars in the sky in relation to the time of day and year.

当然，有些动物具有的本领叫人惊奇，鸟类能通过观察与天空中星星的位置，这些星星与一天和一年的时间有关，而能飞行几千英里。

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