As a fundamental system to avoid moral danger by policy holder in insurance law, double insurance has importance significance for the realization of the function of insurance.

重复保险制度作为保险法律中一项防范投保人道德危险的基本制度，对保险功能的发挥具有重要意义。

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Another woman, from Texas, was about to get a double mastectomy when her insurance company canceled her policy because she forgot to declare a case of acne.

CNN: Obama offers health care details in speech to Congress

Add in all the other cost-inflating provisions of the healthcare law and the long-standing trend of increasing health insurance premiums and the price of a family health insurance policy is expected to double over the next decade.

FORBES: Just Say 'No' To New Health Insurance Taxes

The President said yesterday in his news conference that the jobs act is an insurance policy against, as he put it, a possible double-dip recession.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney