单词	sperm nucleus
释义	sperm nucleus noun : either of two nuclei that derive from the generative nucleus of a pollen grain and function in the fertilization of a seed plant Word History First Known Use 1887, in the meaning defined above
随便看	operationism operationisms operationist operationistic operationists operations operations analysis operations research operatise operatised operatises operatising operative operatively operativeness operativenesses operatives operatize operatized operatizes operatizing operator operatorless operators operceles

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