单词	microsporangium
释义	microsporangium /ˌmʌɪkrə(ʊ)spəˈrandʒɪəm / noun (plural microsporangia /ˌmʌɪkrə(ʊ)spəˈrandʒɪə/) Botany A sporangium containing microspores.Each anther has four microsporangia arranged in pairs in the two lobes.... In pollen cones, microsporangia are borne on a single bract without a trace of a second, subtending structure. The microsprophylls of cycads are arranged in strobili and bear clusters of microsporangia on their abaxial surface.
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英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。