如果以上步骤还没有解决这个问题，则检查发动机是否漏油。

Observe whether the engine is leaking oil if the problem has still not been solved.

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英国石油公司星期四晚间完全关闭了井盖上的阀门，这是检查顶盖是否能够彻底抑制油井漏油的48小时测试的一部分。

BP completely shut the valves on the cap late Thursday as part of a 48-hour test to see if the cap can fully contain the oil leaking from the well.

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这样不仅能够保证你的汽油不外漏，同样可以避免在你的汽车检测出漏油时出现的骇人的“检查引擎”指示灯。

That will not only keep gas where it belongs but will also help avoid the dreaded “check engine” warning light that appears when your vehicle’s emission sensors detect a leak.

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