atmosphere

• A cloud is a condensation of water vapour in the atmosphere .
  云是由大气中的水蒸气凝结成的。
• The earth's atmosphere is an invisible gaseous envelope .
  地球的大气是一个看不见的气体包围圈。
• The vale was wrapped in a dim atmosphere of unnaturalness .
  峡谷沉浸在一种不自然的朦胧气氛里。
• He found the atmosphere curiously sullen and hostile .
  他发现那里的气氛阴沉得奇怪而且充满敌意。
• Are our children being poisoned by lead in the atmosphere ?
  我们的儿童是否受着空气中铅的毒害？
• The atmosphere in the new government was bracing and hopeful .
  新政府的气氛是紧张而充满希望的。
• He found himself alone in an alien atmosphere .
  他发现他是孤立无依地处在一种格格不入的气氛之中。
• The atmosphere was stuffy .
  空气不流通。
• It beautifully conveys the atmosphere of the nonhuman world .
  它优美地描写了一个非人类世界的气氛。
• Steam will fill the atmosphere and all life will perish .
  水蒸汽将充满大气层，所有的生命都将毁灭。