The new thing's appearance must have the running-in period.

新事物的出现总要有磨合期。

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In this paper, the author describes the importance of the running-in period to new engines and those engines Just after repairing.

本文阐述了新生产和修理后内燃机磨合的重要性。

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Especially in engine running-in period before use, correct checking methods should be adopted to avoid the damage caused by incorrect ways.

特别在使用前的磨合试验中，应采用正确检查方法，尽是避免不正确检查方法造成的损害。

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There had been a broad assumption that most banks under investigation were suspected of manipulating Libor submissions in the financial crisis period running from 2007-9 to appear healthier than they really were, sometimes allegedly with the implicit nod from policy makers.

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Within that 20% of the periods, about 1 in 4 (24%) of the thirty-year periods resulted in the retiree running out of money before the end of the period.

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Regarding withdrawal from Iraq, Gates said the military is planning various options, with the quickest withdrawal being the 16-month period -- ending in May 2010 -- outlined by Obama when he was running for president.

CNN: Gates says missile attacks in Pakistan will continue