有些鸟类专家说这些羽毛状的结构可能是鳞的碎片。

Some bird's experts suggest that the feather-like structures may be bits and pieces of scales.

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有些鸟类专家说这些羽毛状的结构可能是鳞的碎片。

Some bird's experts suggest that the feather-like structures may be bits and pieces of scales.

youdao