这个月国家地理频道的《远古巨兽》将带您一睹历史上最重要的两大恐龙发现。
This month on the National Geographic Channel, you can find out about two of the most important dinosaur discoveries in history in Bizarre dino.
尽管目前人类对远古生物形成记载还不尽完善，但是，在已知的哺乳动物种类中，还没有哪种现存的或已经灭绝的动物与这只长颈巨兽相似。
However, there is no known mammal, living or extinct, which resembles this long-necked creature, although our knowledge of the fossil record is necessarily incomplete.
尽管目前人类对远古生物形成记载还不尽完善，但是，在已知的哺乳动物种类中，还没有哪种现存的或已经灭绝的动物与这只长颈巨兽相似。
However, there is no known mammal, living or extinct, which resembles this long-necked creature, although our knowledge of the fossil record is necessarily incomplete.
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