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- As usual, he left the cover of the freezer up, since cold air sinks and would not escape from the box. 象平常一样，他让冷冻机的盖子敞着就离去了，因为冷空气下沉，不会从冷冻机箱里跑走。
- The third wind belt develops as cold polar air sinks and moves south, is deflected to the right, and is therefore called the polar easterlies. 当冷的极地的空气下沉并且移动南方，受科氏力影响偏向右边，因此被称为极地东风带。
- 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。
- Roll clouds can also be a sign of possible microburst activity.Cool air sinking air from a storm cloud’s downdraft spreads out across the surface with the leading edge called a gust front. 大规模气体急剧上升，形成狂暴的漩涡，整个漩涡向下俯冲，卷起大量烟雾和碎片并吸附在漩涡中心，从而形成蘑菇的“茎干”部分。
- 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。
- The air was reeking with the smell of tobacco. 空气中弥漫着烟草的气味。
- A walk in the fresh air will pep me up. 我在空气新鲜的地方散步就感到精神饱满。
- He served one month with the Air Army in Kuwait. 他在科威特的空军里服役1个月。
- Large air and navel forces were set into action. 庞大的空军和海军部队开始行动了。
- His modesty [air of joviality] was all put on. 他的谦逊[愉快的样子]都是装出来的。
- Ida was choking with the dry air. 空气干燥，艾达感到喘不过气来。
- His vibrant voice commove the air. 他响亮的声音振动了空气。
- Fresh air and exercise are good for the health. 新鲜空气和运动有益于健康。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。
- The fresh air blew in from the open window. 新鲜空气从开着的窗户吹进来。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
