单词 | pronucleus |
释义 | Word Frequency pronucleus(ˌprəʊˈnjuːklɪəs) nounWord forms: plural -clei (-klɪˌaɪ) the nucleus of a mature ovum or spermatozoan before fertilization Derived forms pronuclear (ˌprəʊˈnjuːklɪə) adjective |
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