美国仅有一个空中交通管制服务提供商，然而，欧洲有令人难以想象的34个。
Where America has a single provider of air-traffic control services, Europe has a mind-boggling 34.
他的死不仅对他的家庭，而且对整个城市和每个身穿警察制服的男人和女人来说，都是令人难以置信的悲剧。
His death is an incredible tragedy to not only his family, but to the entire city and to every man and woman who wears the police uniform.
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