Men have a biological clock too.

男人同样有生物钟。

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Men have a biological clock too. It is not the same as for women but they can 't wait forever to have children.

男性也有生物钟，不过与女性不同，但这并不意味着他们一辈子都有生育能力。

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Every living thing has what scientists call a biological clock that controls behavior.

每一种生物都有控制自己行为的时钟，科学家们称之为生物钟。

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Lead researcher Professor Dolores Malaspina, of the Columbia University College of Physicians and Surgeons, said her findings showed "a man has a biological clock too".

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Darren Spedale, 38, the website's founder, says he started the company in 2012 after realizing his own biological clock was ticking but he didn't have someone with whom to raise a child.

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Darren Spedale, 38, the website's founder, says he started the company this year after realizing his own biological clock was ticking but he didn't have someone with whom to raise a child.

WSJ: Tech's Over-Sharing Economy