Nigeria, for example, has had a major oil spill every year since 1969, observes Lisa Margonelli of the New America Foundation, a think-tank.

例如，根据新美洲基金会（一个智囊团）的Lisa Margonelli的观察，自1969年开始，尼日利亚每年都发生一次规模巨大的泄油事件。

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A basic information exchange network has been set up to enable information on a major oil spill occurring in one port to be immediately known to other ports.

一个基本信息交流网络已经设立，以便某一港口发生重大溢油事故时，可即时将有关消息通知其他港口。

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The oil drilling rig that had burned for 36 hours in the Gulf of Mexico sank Thursday as hopes dimmed for 11 missing workers and the risk of a major oil spill loomed, officials said.

墨西哥湾的石油钻井燃烧了36个小时之后，于星期四沉没。11名失踪工人生还希望渺茫，重大石油泄漏事故隐隐逼近。

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How long, for example, until there is another major oil spill in the Gulf?

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The plan still requires three levels of state and federal permits before the path will be clear for the area's first new drilling since a major oil spill in 1969.

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It claimed the oil major and four other companies had violated environmental laws in the largest oil spill in US history.

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