油能使汽车运行。

Oil keeps cars running.

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这个系统运行得就像一台上了油的机器。

The system ran like a well-oiled machine.

《牛津词典》

一旦建成运行，油沙矿在之后的30年或更长的时间里将持续不断的提供石油资源，而那些传统的油田的产量相对而言缺少可预见性。

Once up and running, oil-sands mines produce a steady flow of oil for 30 years or more, whereas the output of more conventional fields is much less predictable.

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