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- operational air doctrine 空军作战原则
- It's warm today. Have supper in the oper air. 今天很暖和,为什么不在户外吃晚饭呢?
- State-run airlines of countries having diplomatic relations with China certainly must not operate air services to Taiwan. 与中国建交国家的官方航空公司当然不可与台湾通航，而其民间航空公司如欲同台湾通航，则须由其政府与中国政府磋商。
- Differential sensing provides immunity to radial vibration, within the device operating air gap range, by rejection of this common-mode signal change. 差分检测在器件操作气隙范围内通过拒绝这种共模信号变化来抗径向振动。
- Using the mouse to operate air combat games, the space bar to launch missiles against surface warships, the left mouse button to control fire. 用鼠标操作的空战游戏,空格键为发射导弹对付海面的军舰,鼠标左键控制射击。
- 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。
- The squadron is not yet operational. 飞行中队尚未能马上行动。
- 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。
