这些动物的红细胞呈椭圆形，很薄，其边缘看来光滑，但在胞浆膜上有些小突起。

Erythrocytes of the animals are elliptical and thin. Theiredge seems to be smooth, but there are some small protuberances on the cytoplasmic membrane of the cells.

youdao

这些动物的红细胞呈椭圆形，很薄，其边缘看来光滑，但在胞浆膜上有些小突起。

Erythrocytes of the animals are elliptical and thin. Theiredge seems to be smooth, but there are some small protuberances on the cytoplasmic membrane of the cells.

youdao