Two US airlines, United and Continental, have announced their merger in a deal that will create the world's largest airline.

美国两家航空公司，美联航和大陆航空公司宣布了他们的合并协议，这将产生世界最大的航空公司。

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In Washington, security officials suggested that the bombers had targeted United, American and Continental airlines.

在华盛顿，安全官员认为爆炸者的目标是联合航空、美国航空和大陆航空。

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These are: International Airlines Group (BA and Iberia) plus American Airlines; United, including Continental, and Lufthansa and Air Canada; and Air France-KLM with Delta, incorporating Northwest.

它们是：国际航空集团（BA和伊比利亚）加上美国航空；联合航空，它包括大陆航空、德国汉莎和加拿大航空；法航-荷航与合并了西北航空的达美航空。

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Average airfares there have steadily risen over the past three years, coinciding with the merger of Houston-based Continental Airlines into United Airlines.

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The FAA only has direct jurisdiction over passenger flights of the six U.S.-based 787s operated by United Airlines parent, United Continental Holdings Inc.

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The United spokeswoman said it hasn't substituted larger aircraft on the affected routes because those planes are being used on other parts of the route network of the Chicago-based carrier, which was formed by the 2010 merger of United Airlines and Continental Airlines.

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