根据对牙齿形状及其他特征的分析，研究员们判断这种古生物极有可能是非洲啮齿动物的近亲。
The researchers describe how the shape of the teeth and other factors point to the ancient animals being most closely related to African rodents.
指对医学软体动物卵的描述，包括卵的形状、大小、颜色、卵壳及其他特征。
Description of the medical mollusc egg, including egg shape, size, colour, egg shell.
矩形或正方形以外形状的，任何尺寸，但不具有其他品目所列制品或产品的特征。
Of a shape other than rectangular or square, of any size, provided that they do not assume the character of articles or products of other headings.
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