| 单词 | 子叶 |
| 释义 | 〔polycotyledon〕A plant whose seed contains more than two cotyledons.多子叶植物：种子含有两片以上子叶的一种植物〔monocotyledon〕Any of various flowering plants, such as grasses, orchids, and lilies, having a single cotyledon in the seed.单子叶植物：任一种种子只含一个子叶的植物的开花植物，如草、兰花和百合花〔epicotyl〕The stem of a seedling or an embryo located between the cotyledons and the first true leaves.上胚轴：位于子叶和最早的真叶之间的籽苗或胚芽的茎 |
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