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- Sanitary fumigant, poisonless and smokeless, can clean and refresh air effectively. 卫生熏香，无毒、无烟，清新空气有特效。
- Still hot and malleable, the plastic has to be cooled. A jet of compressed air effectively lowers its temperature. 由于太烫太柔韧，塑料必须被冷却下来。一个喷射器通过压缩空气来给其降温。
- Accordingly, keep indoor and measurable in the summer ventilated, the pollutant in can reducing indoor air effectively releases chroma. 因此，在夏季保持室内适度通风，可以有效降低室内空气中的污染物质释放浓度。
- As a result over time people starve themselves of both food and air effectively weakening and hooking their children and eventually killing themselves. 这样以来，人们都因为长久缺乏食物和新鲜空气而死亡。更糟的是，吸烟者不仅把自己毁掉，而且他们的孩子也因此变得身体虚弱或是染上烟瘾。
- 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 result shows the drum filter adopting the electret filtration fabric can purify the particles in the air effectively and eliminate the foggy yarn in the spinning departm... 结果表明,采用驻极体过滤材料的鼓式过滤器能对环境空气中的颗粒物进行有效过滤,防治纺织企业“煤灰纱”的效果良好。
- Purpose: It can purify air effectively and fit for kinds of air-conditioning and ventilation program, especially for center treating air ventilation program. 用途：适用于各种空调通风系统。在空调通风系统中央处理气味及空气污染等效果特佳，能有效洁净空气。
- 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。
