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1.很多鱼可以倒着游(蝴蝶鱼),有些还可以垂直游(带鱼)。2、长颈鹿:偶蹄目长颈鹿科;鹿:偶蹄目鹿科

bingle (bingle)
(#256708@0)
2001-11-10 -04:00
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Back To Topic: 很认真地请教: 1. 鱼是否会倒着游? 2. 长颈鹿是不是鹿科(或者鹿类的)? 谢谢

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