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然而剑齿龟生活的年代还没有草生长,因而食物来源可能是二叠纪植物群的茎或叶。
Grasses did not exist at that time but it may have fed on stems or leaves of Permian flora.
youdao
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然而剑齿龟生活的年代还没有草生长,因而食物来源可能是二叠纪植物群的茎或叶。
Grasses did not exist at that time but it may have fed on stems or leaves of Permian flora.
youdao