In order to reduce risk losing cost, security companies establish and perfect the system of risk supervision and control constantly. Meanwhile this has resulted in more risk preventive cost.

证券公司为了降低风险损失成本，在建立并不断完善风险监督与控制系统的同时，亦产生和增加了相应的风险预防成本，二者之和即为风险成本。

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Inoculations that cure humans already infected with rabies cost about $49 _ more than 100 times the price of a preventive dog vaccination that runs about 30 cents.

可治疗已经感染狂犬病的人类预防接种，成本约四十九美元_超过为狗接种预防疫苗的价格一百倍。 预防疫苗一剂约三十美分。

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I also thank the private sector for providing preventive medicines at no cost.

我还要感谢私营部门免费提供预防用药。

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He says the emphasis should be on common sense preventive measures that cost little, but could go a long way toward preventing the spread of viruses.

VOA: standard.2009.04.28

Under the Affordable Care Act, new insurance plans are required to provide preventive care without cost-sharing, which will remove financial barriers for many Americans to preventive services such as mammograms, colonoscopies and immunizations, help prevent disease and reduce costs.

WHITEHOUSE: Preventive Health Care Coverage Under Health Reform

Another important element of the PPACA is the extension of no-cost preventive care and treatment to the insured.

FORBES: Guest Post: The Patient Protection and Affordable Care Act

Nearly 71 million Americans got expanded access to preventive service at no charge through their private insurance plans, and 47 million women now have guaranteed access to additional preventive services without cost sharing.

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