英语词汇“pollen sac”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	pollen sac
释义	pollen sac noun : one of the sacs in a seed plant that contain the pollen and that are initially four in number but are commonly reduced to two by disintegration of the intervening walls in the mature anther
随便看	direction test direction word directive directive directive antenna directively directive mesentery directiveness directivity direct labor direct laying direct lighting direct loss by fire directly directly directly proportional direct mail direct material direct method directness directoire director director directoral directorate

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