plumule'plu:mju:l英式朗读美式朗读基本解释n. 胚芽, 绒羽 [医] 胚芽, 细沟(中脑水管上壁)英文释义n. down feather of young birds; persists in some adult birds上一个单词：plumulate下一个单词：plumulose