It seems the reproductive system of man's best friend is one of the mysteries of modern science.

人类最好的朋友的生殖系统似乎是现代科学的一个未解之谜。

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The reproductive system is composed of a series of organs responsible for reproduction of the human race.

生殖系统是由一系列完成繁殖后代、延续种族的器官所组成。

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PurposeTo investigate the influence of compound protein zinc (CPZ) on the reproductive system of male rats.

目的观察复合蛋白锌(CPZ)对雄性大鼠生殖系统的影响。

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The prostate is part of the male reproductive system.

VOA: special.2010.12.14

In Silent Spring, Rachel Carson surmised that cancers of the reproductive system could be related to hormones.

FORBES: Connect

In women, the cancer may have spread to the womb, ovaries, and other parts of the reproductive system.

BBC: Bladder cancer

However, the researchers say there are also melatonin receptors throughout the reproductive system.

BBC: NEWS | Health | IVF 'works better in the summer'