Preference should be given to dogs with black pigmentation of the rims of labial and palpebral mucous membranes.

应优先考虑与唇和眼睑的黏膜色素沉着的黑色轮辋的狗。

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Preference should be given to dogs with black pigmentation of the rims of labial and palpebral mucous membranes.

应优先考虑与唇和眼睑的黏膜色素沉着的黑色轮辋的狗。

youdao