Experts and surveys estimate that between 10% and 30% of hours are never billed by tired and overworked attorneys who cannot keep track of every piece of work they do.

专家和调查小组估计：有10%到30%的法律服务时间从来就没有被计入收费账单中，因为律师们疲惫和工作时间过长，忘了所做工作的每个片断。

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Experts and surveys estimate that between 10% and 30% of hours are never billed by tired and overworked attorneys who cannot keep track of every piece of work they do.

专家和调查小组估计：有10%到30%的法律服务时间从来就没有被计入收费账单中，因为律师们疲惫和工作时间过长，忘了所做工作的每个片断。

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