hydrogen-air

常见例句

• The air in the garden was warm and fragrant.
  花园里的空气一片温馨。
• The archers sent their shafts through the air.
  弓箭手向空中射出利箭。
• Water contains hydrogen and oxygen.
  水含有氢和氧。
• The lack of air in the room make everyone sniffle.
  屋子里空气缺乏，使得每个人都频频吸气。
• During the intermission, let's go out for some fresh air.
  幕间休息时，我们出去呼吸呼吸新鲜空气吧。
• The air held a foretaste of a storm.
  天气有要括大风的迹象。
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