英语词汇“double fertilization”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	double fertilization
释义	double fertilization n. The union in flowering plants of two sperm nuclei with three nuclei in the embryo sac. One sperm nucleus unites with the egg to form a diploid zygote, and the other unites with two polar nuclei to form the triploid, primary endosperm nucleus.
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英语词典包含135693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。