鹿林彗星和其他彗星一样，是一堆冰气体和尘埃组成。

Lulin, like all comets, isa clump of frozen gases mixed with dust.

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年7月发现的鹿林彗星现在可以在黑暗中的农村天空里用肉眼见到。

Lulin, discovered in July 2007, is now visible to the naked eye in dark, rural skies.

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专家们表示，鉴于其近抛物形轨道，鹿林彗星的第一次造访也可能是最后一次。

And considering the comet's nearly parabolic orbit, experts said, that first visit may have been its last.

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