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汉语拼音：luǎn xì bāo

1.成熟的雌性生殖细胞，一般呈球形或卵圆形，与精子结合后产生第二代。

1. 成熟的雌性生殖细胞，一般呈球形或卵圆形，与精子结合后产生第二代。

• Making clones by using the cell from a fertilized ovum has been a rather popular technology and has been used in the past.

  由受精卵细胞进行克隆已经是相当成熟的技术，过去就曾被使用过。

• Several suitable target antigens from Spermatozoa, ovum and reproductive hormones have been used for the vaccine.

  人们从精子、卵细胞和生殖激素中筛选出最为适合的靶抗原用于免疫避孕疫苗。

• The money, the ISSCR suggested, should not be enough to provide "undue inducement" for women to sell their eggs.

  所付费用也不能太高，以至于成为妇女出卖自己卵细胞的“不当诱因”。

• The result of this process is sperm cells ready to fuse with an egg.

  减数分裂的结果就是使精子细胞和卵细胞结合。

• The egg would start to divide, to develop, but it would not be permitted to divide more than a few times.

  卵细胞开始分裂，生长，但你可以控制它，只让它分裂若干次。

• This involves taking the nucleus out of an egg cell and replacing it with the nucleus of an ordinary cell from the animal to be cloned.

  该技术将卵细胞核取出，代之以所要克隆的动物的普通细胞。

• At 21, when a woman is at peak fertility and 90% of her eggs are normal, her chance of conceiving in any given cycle is 24%.

  21岁是女人的最佳受孕期，其90%的卵细胞是正常的，她在任何特定周期的受孕机会是24%。

• But suppose, instead, that scientists could take one of your cells -- any cell -- and merge it with a human egg.

  不过，可以有别的办法。假定科学家能够用你自身的某个细胞――任何一个细胞――将它与人的卵细胞融合。

• Other specialists are calling for minimal-dose drug regimes to be used to produce fewer eggs but to improve the chances of a baby.

  其他的专家则建议减少药物剂量来产生更多的卵细胞，同时还可以改善生育的机会。