空中

• During the great war london was attacked from the air .
  在大战期间伦敦受到来自空中的袭击。
• There can be no real defence against attacks from the air .
  对来自空中的攻击是无法设防的。
• Neither of them had established an effective air patrol .
  他们两人都没有布置有效的空中巡逻。
• For this operation we need plenty of air cover .
  为进行这次军事行动，我们需要充足的空中掩护。
• Air traffic was finished .
  空中交通停止了。
• Many factories in the valley poured smoke into the air .
  山谷内的许多工厂将大量烟尘排入空中。
• Clouds floated in the sky .
  云漂浮在空中。
• Dust floats in the air .
  灰尘飘浮在空中。
• The sun had begun to sink, the air was a golden haze .
  太阳已开始落山，空中迷漫着金黄色的暮霭。
• The eve had commenced; the moon was already high in heaven .
  暮色降临，月亮已经高高地悬在空中。