以下为句子列表：
英文: Abstract: Better understanding of the immunological mechanisms implying the insemination and the infertility of some men and women is needed and crucial to the development of an effective immunocontraceptive method.
中文: 文摘:更好地理解隐含在受精和某些男女不孕中的免疫学机制对于开发有效的免疫避孕方法是必须而且是至关重要的。
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英文: Also it can be riseseffectively contraceptive result, and effectivelyof prevention sexually transmitted disease Furthermore this condom has stores for lubricating the type, which is not capable of killing sperms.
中文: 避孕套为一次性使用，使用前请详细阅读使用说明书，可以有效的起到避孕的效果，并可以有效的预防性病。
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英文: B ???Some Americans think abortion is very cruel and against humanity.? Most American women use contraceptive methods such as the birth control pill.
中文: 一些美国人认为堕胎是很残忍的，没有人道。大多数美国妇女采用避孕措施如避孕丸。
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英文: B Some Americans think abortion is very cruel and against humanity. Most American women use contraceptive methods such as the birth control pill.
中文: 一些美国人认为堕胎是很残忍的，没有人道。大多数美国妇女采用避孕措施如避孕丸。
更详细...
英文: Better understanding of the immunological mechanisms implying the insemination and the infertility of some men and women is needed and crucial to the development of an effective immunocontraceptive method.
中文: 更好地理解隐含在受精和某些男女不孕中的免疫学机制对于开发有效的免疫避孕方法是必须而且是至关重要的。
更详细...
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