请输入您要查询的英文单词：
单词
sporopollenin
释义
spo·ro·pol·len·in
AHD
[spôr'ə-pŏlʹə-nĭn, spōr'-]
D.J.
[ˌspɔːrəˈpɒlənɪn, ˌspəʊr-]
K.K.
[ˌspɔrəˈpɑlənɪn, ˌspor-]
n.
（名词）
A polymer that constitutes the outer wall of spores and pollen grains.
孢壁聚合物：形成孢子外壁和花粉物的聚合质
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更新时间：2026/3/23 2:51:36