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单词
裸子植物
释义
裸子植物
Encyclopedia
理学
古植物学
释
gymnosperm (fossil)
裸子植物(化石)
具有胚珠,但心皮不包成子房,且胚珠裸露的植物。
理学
裸子植物
释
gymnosperm
裸子植物
种子植物中胚珠外面没有子房壁包被,不形成果皮,种子裸露的一类植物。
Biology
gymnosperm
裸子植物
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structurally stable
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