牝 ㄆㄧㄣ ˋ pìn 牡 ㄇㄨ ˇ mǔ 骊 ㄌㄧ ˊ lí 黄 ㄏㄨㄤ ˊ huáng 牝 ㄆㄧㄣ ˋ pìn 牡 ㄇㄨ ˇ mǔ 驪 ㄌㄧ ˊ lí 黃 ㄏㄨㄤ ˊ huáng a black stallion or possibly a yellow mare (idiom); don't judge by outward appearance