美国人对医疗费用和健康保险费用的不断上涨深感担忧。
Americans are deeply concerned about the relentless rise in health care costs and health insurance premiums.
最近几十年，多数美国人依赖自己的雇主提供健康保险，支付不断上涨的医疗费用。
In recent decades, most Americans have relied on health care insurance from their employers to meet their rising medical bills.
国家卫生研究所是美国健康、教育与福利部进行和支持医疗研究的首要机构。
The NIH is the U.S. Department of Health and Human Services' primary agency for conducting and supporting medical research.
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