If the knocking persists after one or two fill-ups, your car may need a tune-up or some other repair.

如果把一个或两个可以飙后依然会起作用，你的车可能需要调整点火或其他一些修理。

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The chemically altered complex is then recruited to the site of the crosslink, where it joins forces with other repair molecules.

这个发生化学变化的复合物之后补充到交联的位点，在这里与其他修复分子连接。

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Each of them thought that the other bird would repair the hole.

他们都以为对方会把洞补好。

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But after a while I asked myself what else I was going to do other than repair shoes.

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The organization selects participants carefully to ensure the model will work, and every person who receives a bike on microcredit learns from two community-led workshops: one on microcredit management and savings, the other on bike repair.

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Professor James Fawcett, chairman of the Cambridge University Centre for Brain Repair, said other researchers had attempted to use c-Jun to repair damage to brain cells without success.

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