Waving a book in front of your face, you'll feel the air moving against your face.
在面前挥动一本书，你会感觉到空气在你面前流动。
Dogs, for example, will wag their tails, get down their front legs, and stick their behinds in the air to indicate "what follows is just for play".
例如，狗会摇尾巴，放下前腿，把屁股翘在空中，表示“以下的动作只是为了好玩”。
In smoggy weather, the machine would breathe in the air in front of the bike and blow out a stream of clean air toward the biker's face.
在有雾霾的天气里，机器会吸进自行车前面的空气，然后向骑自行车的人的脸上吹出一股清新的空气。
Who managed to get on the front seat for the sake of fresh air?
是谁为了呼吸新鲜空气，设法坐到了前排座位上？
When the front bird moves its wings up and down, the resulting force of the air lifts the next one.
当前面的鸟上下移动它的翅膀时，产生的空气力会带动下一只鸟。
Oriented to the prevailing wind, the front wall of perforated cardboard, moistened and cooled by a trickle of seawater pumped in, cools and moistens hot air blowing in.
盛行的风穿过带孔的纸板墙，注入凉爽湿润的海水，清爽潮湿的热风也涌了进来。
Air which entered the front was mixed with fuel and burnt as a hot gas.
进入管前端的空气与燃料进行混合，像热煤气一样点燃。
Bush made his second remarks at 12:36 from a windowless conference room, in front of two American flags dragged together by Air Force privates.
布什于12：36分在一个无窗的会议室，在空军士兵们展开的两面美国国旗前发表了第二次讲话。
And then we flew over to Andrews Air Force Base and he walked up the front and he gave me one of his personal COINS, and then he said he was very proud of us.
然后我们飞往安德鲁斯空军基地……他走到前面给了我一枚他的个人硬币，他说他非常以我们为傲。
Stand in front of a TV armed with a gesture technology camera, and you can turn on the set with a soft punch into the air.
站在配备有手势识别摄像头的电视机前，你可以握拳虚击以打开电视；可以晃动手腕换台；手掌向上扬调高音量。
Outside Jackson's Bel Air home, police arrived on motorcycles. The road in front of the home was closed in an attempt to hold traffic back, but several people were gathered outside the home.
警察已驾摩托车到达杰克逊在贝尔·艾尔的住处，关闭门前的道路，以阻止人流车辆，但是仍有一些人聚集在门外。
Progressive air spill provisions should be provided except in the front 10 feet 3 m of length.
除了车体前面10英尺(3米)外，其余部分都要对传送过程中的空气泄漏进行补足。
All this in front of cervino, who seemed to notice nothing, bent in silence over the backs of our necks, clicking his scissors in the air from time to time.
所有这一切维诺似乎都没有注意到，弓着身子一声不响地站在我们脖子后面，手悬在空中咔咔舞弄着推子。
And a few days later, there they all were with hands in the air, being sworn in now in front of the very hostile Congress.
几天之后，他们不得不参加了听证会，举着手，在充满敌意的，国会面前进行宣誓。
Operating engineers: Playing with giant toys like bulldozers, front-end loaders, backhoes, scrapers, motor graders, shovels, derricks, large pumps, and air compressors can be fun.
施工工程师：摆弄那些大型玩具可能是很有趣的，比如推土机、前载车、反向铲、刮运机、平地机、铲车、起重机、大型水泵以及空气压缩机。
Thunderstorms often occur along the boundary—the weather front—where two air masses with different temperatures and/or humidities collide.
雷暴通常就发生在两者交界处，即两个温度或湿度不同空气气团相撞的地方（锋面，theweather front）。
But when flying forward the air passing over the blade that is advancing to the front of the helicopter (and so into oncoming air) provides more lift than the one that is retreating to the back.
但是当向前飞行时，它的旋翼将转向直升飞机的前方(如此一来，就变成朝向迎面而来的空气)，经过叶片上方的气流将比经过叶片背面的气流产生更大的升力。
In his apartment, there was only one tiny window. So they would bring the chairs down, put them in front of the house, and enjoy the evening air.
而他住的公寓里只有一扇小得可怜的窗子，于是他们把椅子拿到楼下，在屋门口摆开，享受傍晚的凉风。
The front end — with all the character lines, headlights, fog lights and air openings — is much sharper and more pronounced than before.
车前端-具备了所有的特征，头灯，雾灯还有通气孔都比以前更加的锐利更加明朗。
The warm vapor from her breath cuts through the cold air and bounces off of the ground in front of her.
伴着她气息呼出的热气挤进冰冷的空气，跳跃在她面前的地上。
“You all go out on the front porch and turn up the radio because I’m about to come on the air!
“你们快到外面的前廊去，打开收音机，因为，我就要开始播音了！”
One sunny day in the early summer, Grandma heard a commotion in the front yard and looked out the window to see a frightening sight agigantic swarm of bees filled the air between two tall trees.
初夏的一天,阳光灿烂,奶奶听到前院传来一阵骚动声,她看出窗外,看到可怕的一幕。 两棵大树上满满缀着大团大团的蜜蜂。
One sunny day in the early summer, Grandma heard a commotion in the front yard and looked out the window to see a frightening sight a gigantic swarm of bees filled the air between two tall trees.
初夏的一天，阳光灿烂，奶奶听到前院传来一阵骚动声，她看出窗外，看到可怕的一幕。两棵大树上满满缀著大团大团的蜜蜂。
The pilot sits in the cockpit located above the air intake and in front of the canard.
飞行员座舱位于进气口上方并在鸭翼前方。
After a few moments, you stand up and walk out the front door of your cabin to get some fresh air.
几分钟后，你站起来走到你的小木屋的门口，去呼吸新鲜空气。
FRONT - boundary between air masses of different temperature and pressure.
锋面—不同温度和压力的空气团间的边界。
On the home front, I started the month with an important clean-air announcement.
在国内方面，我在5月初宣布了一项重要的空气净化公告。
It's a clunky thing, the size of a thick paperback book, with a waist strap and two ports on the front that look like miniature speakers, lending it the air of a shrunken mid-'80s boom box.
这个东西显得傻大黑粗的，一本硬壳画册大小，上面附着一根腰带和两个看起来像小音箱的接口，充满二十世纪八十年代中期的那种已经褪色的风格。
Open your air vent, and aim it so it passes just in front of your face. Filtered airplane air can help direct airborne contagions away from you.
打开座位上方的通风孔，调整风向，让风从你面前吹过。过滤后的机舱空气有助于将潜在传染源吹到别处。
Open your air vent, and aim it so it passes just in front of your face. Filtered airplane air can help direct airborne contagions away from you.
打开座位上方的通风孔，调整风向，让风从你面前吹过。过滤后的机舱空气有助于将潜在传染源吹到别处。
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