名词
中文翻译：精子活动
同义词：
['spermatogenesis', 'spermatid', 'spermatozoon']
例句：
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1.The study of sperm activity has been a hot topic in the field of reproductive biology.
在生殖生物学领域，精子活动的研究表明是一个热门话题。
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2. Sperm activity is essential for male fertility.
精子活动对于男性生育能力至关重要。
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3.During the process of spermatogenesis, spermatids undergo significant changes in their genetic material.
在精子发生过程中，精子细胞的遗传物质经历了显著的变化。