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Simple feather-like structures first appeared back in the Triassic.
Walden
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发布于 2023年12月04日
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Simple feather-like structures first appeared back in the Triassic. 简单的类似羽毛的结构 最早出现在三叠纪
feather-like
triassic
appeared
simple
structures
back
first
in
the
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