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re.pro.duc.tion.ri:7prE5dQk7F[nn [U]繁殖，繁育The group is researching reproduction in elephants/the reproduction of elephants.这个小组正在研究大象的繁殖。Teaching about human reproduction was widespread in schools but only half of all 16-year-olds had discussed 'personal relationships'in the classroom.学校中广泛讲授人类的繁殖，但只有一半的16岁学生在课堂中讨论过‘个人的关系’。Sexual reproduction involves the formation and fusion of specialized gametes, such as sperm and egg.有性繁殖与专化配子例如精子与卵子的形成与结合直接有关。The reproduction rate is the rate at which a population produces new members by birth.生殖率即一个群体通过生育来繁殖新成员的比率。
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