The study involved infants in 11 California counties. It was supported by grants from the National Institutes of Health.

这次研究涉及了加利福尼亚州11个县的婴儿，由美国国立卫生研究院批准赞助。

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They are among a growing number of California cities and counties that have expressed the same intention.

加州有越来越多的城市和县表达了同样的意图，而他们也是其中之一。

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Arnie declared a state of emergency in 10 counties in California due to the cold weather.

由于天气寒冷，施瓦辛格宣布加州10个县进入紧急状态。

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Currently, 17 states and two California counties require that all convicted drivers use the devices.

WSJ: U.S. Board Urges 0.05 Drunk-Driving Threshold

After speaking with Schwarzenegger late Monday, Bush early Tuesday declared an emergency for seven California counties.

CNN: Chertoff: Lessons from Katrina being applied to fire response

Some California counties will solve the problem by handing out paper smocks.

NPR: At Polls In S.C., Don't Wear Politics On Your Sleeve