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.
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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