单词	anal vein
释义	anal vein noun : one of the three posterior veins of the wing of a primitive insect Word History First Known Use 1849, in the meaning defined above
随便看	piny pinyin Pinyoca pinyon pinyon jay pinyons Pinzgau pinzgauer Pinzón PIO pio piobaireachd piolet piolets pion pioneer pioneer bore Pioneer Day pioneer gold pioneer tunnel pioneered pioneerer pioneerest pioneering pioneerrer

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