A - Air Control 空气控制
A-AIR CHINA 由中国国际航空公司
book a air ticket 预订飞机票
Confirming a Air Ticket 我要确定机位
a air-drying device 风干装置
Florida a Air Academy 佛罗里达艾尔学院 ; 佛罗里达空军学校
A-air 空气
a breath of fresh air 使人耳目一新的人 ; 呼吸一口新鲜的空气 ; 耳目一新 ; 呼吸新鲜的空气
R&A rail and air 铁路及航空运输
U.S. forces are poised for a massive air, land, and sea assault.
美军做好了随时从空中、陆地和海上发动大规模攻击的准备。
Wind is a current of air caused by a vacuum caused by hot air rising.
风是由热空气上升产生真空而引起的空气流动。
She looked at him with a defiant air.
她用蔑视的神情望着他。
The Department of Agriculture, for example, provides biologists to help study wildlife that could be a danger to air travel.
VOA: special.2009.04.01
Then he flung outward, feet first, with a swish, Kicking his way down through the air to the ground.
然后,纵身一跳,他两脚先伸出去,在空中乱踢乱舞,于是飕的一声,降落到地面。
dT/dp is mu JT. So for a real gas like air, this is a positive number. It's not zero.
所以对于像空气这样的真实气体,这是一个正数,不等于零。
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