That seemed to be the case with sulfur dioxide (SO2), which has a longer lifetime in the atmosphere.

二氧化硫(SO2)或许就是这样的例子，因为它在大气中存在的时间更长。

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So the packing that design method is improved has good economic and social benefit and longer lifetime.

经改进设计的盘根密封性能良好，使用寿命明显延长，具有良好的经济效益和社会效益。

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It has an improved longer lifetime of over 27 years (30,000 hours), lasting as much as six times longer than some LED bulbs.

它具有一个改进了超过27年(30,000小时)寿命长，持续比一些LED灯泡更长多达六次。

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There will no longer be lifetime limits or restrictive annual limits on the amount of care you receive.

WHITEHOUSE: Weekly Address: The Immediate Benefits of Health Reform

Insurance companies can no longer put lifetime limits on your care, or jack up your premiums without reason, or drop your coverage when you need it most.

WHITEHOUSE: Remarks by the President at a Campaign Event -- Fairfax, VA

For the sulphate-injection method to remain effective they would need to be replenished constantly for centuries longer than the lifetime of most countries.

ECONOMIST: Geo-engineering