英语词汇外胚乳是什么意思，外胚乳的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	外胚乳
释义	DEFINITIVE EXAMPLES 权威例句〔perisperm〕The nutritive tissue that is derived from the nucleus and surrounds the embryo of the seed.外胚乳：包在种子胚芽外，产生于细胞核的营养性组织美国传统
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