In 2006, the warning was upgraded to a black box warning, the FDA's strongest form of warning, because of new data concerning risks of heart valve damage.

2006年，鉴于有新的数据报道有关药物与心脏瓣膜损伤关系，该警示升级为FDA最强烈警告形式—“黑色方框警告”。

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Yet, most scientists agree that some form of early warning system could save tens of thousands of lives.

但绝大部分科学家都认为地震早期预警系统的建立可能会挽救成千上万人的 生命。

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The death penalty remains an iconic form of punishment in China, where executions are used as a public warning. Sentencing is broadcast on national television.

在中国，死刑仍然是一种具有标志性的惩罚形式，被用来作为一种警示作用。判决会在国家电视台播出。

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"Usually it was a dystopian message in the form of some kind of warning;

VOA: standard.2009.12.19

In all, about 800, 000 square miles in 18 states were under some form of watch or warning Wednesday related to a major storm pouring out of California and into the Central Plains and the Midwest, CNN meteorologist Brandon Miller said.

CNN: 18 states in path of winter storm

Everyone it seems has issued some form of dire market warning in the past 24hours.

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All told, about 800, 000 square miles in 18 states were under some form of watch or warning related to the storm, Miller said.

CNN: 30 million in path of winter storm