The good news is, while CO2 stays in the atmosphere for a century, black carbon lingers for a much shorter time.

好消息是，相比于二氧化碳对大气一个世纪的影响，炭黑的漂浮只是很短的一段时间。

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While having every one of these components isn't absolutely critical for success, having all of them will make the road to success much shorter.

尽管拥有上述的所有构成部分并不能保证一定成功，但这些构成因素都可以使通往成功的道路更短。

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For a low-pass filter, signals much longer than the time constant pass through unaltered while signals shorter than the time constant are filtered out.

对于低通滤波器，比时间常数更长的信号将会保持不变地通过，而比时间常数短的信号将会被滤掉。

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For a low-pass filter, signals much longer than the time constant pass through unaltered while signals shorter than the time constant are filtered out.

对于低通滤波器，比时间常数更长的信号将会保持不变地通过，而比时间常数短的信号将会被滤掉。

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