单词	pollen sac
释义	pollen sac noun : one of the pouches of a seed plant anther in which pollen is formed Word History First Known Use 1872, in the meaning defined above
随便看	pyroborate pyroboric acid pyrocatechin pyrocatechol pyrocatechols pyrocatechuic acid pejoratives pejë pek-dox medium pekan Pekanbaru pekans peke peke-faced pekepoos pekes Pekin pekinese pekineses peking peking blue peking cotoneaster Peking duck Peking man Peking nightingale

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