Although they have the biological potential to produce a foal every year, they seldom do so in the wild, where the struggle to find food and water restricts reproduction.

虽然在生理上，野生马每年可产下一胎，但由于在野外食物与水源难觅，牠们很少会这么做。

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Legal consequences of attempts at biological control present a potential minefield.

尝试进行生物防治的法律后果是一个潜在的雷区。

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In surveying potential candidates for "new Earths," astronomers look for traces of biological activity, such as the presence of oxygen.

在可能成为“新地球”的调查对象中，天文学家搜寻生物活动的迹象，例如检查是不是有氧气。

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That fund would leave hospitals better prepared for potential biological and chemical attacks, provide money to hire more Coast Guard and customs workers, and secure ports, bridges and tunnels, Clark said.

CNN: Clark outlines economic incentive plan

Too many today chase the American myth of unlimited potential by denying biological limitations, including performance enhancing drugs in sports, searching for self-esteem with cosmetic surgery, or pushing the frontiers of reproductive medicine.

FORBES: When 'Study Drugs' Kill (Part 1): How Ambition Becomes Adderall Addiction

He did posit that some form of biological monitoring would be built into a potential Valve game controller (biometrics).

ENGADGET