The first space-traveller was a dog named Laiks.It sent up in a man —made earth satellite in 1957 by Russian s_______首字母填空

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The first space-traveller was a dog named Laiks.It sent up in a man —made earth satellite in 1957 by Russian s_______首字母填空

The first space-traveller was a dog named Laiks.It sent up in a man —made earth satellite in 1957 by Russian s_______首字母填空
The first space-traveller was a dog named Laiks.It sent up in a man —made earth satellite in 1957 by Russian s_______首字母填空

The first space-traveller was a dog named Laiks.It sent up in a man —made earth satellite in 1957 by Russian s_______首字母填空
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