Britain's National air Traffic Service, an organisation that co-ordinates air travel, said that the flight ban would remain in place until early Tuesday morning at the earliest.

英国国家航空交通局(一个协调空中交通的机构)表示最早截至星期二凌晨，禁飞令都将有效。

youdao

The serious delay in re-starting the computer would prompt a major investigation within the National Air Traffic Service.

BBC: Computer crash delays 6,000 passengers

For example, the National Air Traffic Service, which has presided over one of the worst computer-procurement failures at its much-delayed Swanwick control centre, is outside parliamentary audit.

ECONOMIST: Government

The National Air Traffic Service has previously said there were 200 flights through British airspace in the past five years by the CIA planes associated by campaigners with rendition.

BBC: NEWS | UK | UK Politics | 'Rendition flights' landed in UK