The zebra pattern is fairly distinct and the yolk sac begins to flatten out as it is absorbed.
斑马格局相当鲜明，并卵黄囊开始平平，因为它是吸收。
The zebra pattern is fairly distinct, and the yolk sac begins to flatten out as it is absorbed.
斑马格局相当鲜明，并卵黄囊开始平平，因为它是吸收。
The zebra pattern is fairly distinct, and the yolk sac begins to flatten out as it is absorbed.
斑马格局相当鲜明，并卵黄囊开始平平，因为它是吸收。
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