Engineers at the Johnson Space Center are working around the clock to troubleshoot the problem, but it could take days to fix.

为了解决这个问题，约翰逊宇航中心的工程师们正在昼夜不停地工作，但是可能要过几天才能修好。

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Can you find a service center that will fix it for you or can you order parts to fix it yourself?

你能找到一个服务中心将修复它为您或您可以订购配件，修复您自己？

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In cost management, it is expatiated on how to fix on cost center and controllable cost, then focused on how to plan responsibility budget and how to make certain the budget revenue in detail.

成本管理方面，在阐述了如何划分成本中心、确定可控成本后，重点就如何编制责任预算和确定预算收入进行了较为详细的分析。

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Mark Rosekind, a National Transportation Safety Board member who formerly directed a sleep research center at Stanford University, says it's a pervasive problem that requires a culture change to fix.

WSJ: Drowsy driving remains an elusive highway dilemma