
美国联邦航空管理局周五下午叫停所有航班起飞,凸显了美国空中交通管制基础设施的脆弱性。
The Federal Aviation Administration’s move to halt all flight departures Friday afternoon shows the fragility of America’s air-traffic control infrastructure.
这一应对空中交通管制电信中断而采取的极为罕见的举措,是自2001年9月11日恐怖袭击以来最严重的全国性停飞令。它使机场陷入混乱,数以万计的旅客被困,旅行在整个周末都受到严重影响。
The extraordinary step, taken in response to disruptions in air-traffic control telecommunications, was the most severe nationwide ground stop since the terrorist attacks of Sept. 11, 2001. It threw airports into chaos, stranded tens of thousands of travelers, and snarled travel through the weekend.