The gulls flew off, wings flapping.
海鸥扑打着双翅飞走了。
As feathers became larger over time, flapping flight evolved and birds finally became fully air-borne.
随着时间的推移，羽毛变得越来越大，扑翼飞行逐渐发展，鸟类最终完全可以在空中飞行。
She walked up and down, flapping her arms to keep warm.
她来回走动，挥动着双臂使身体暖和起来。
He tried to tuck his flapping shirt inside his trousers.
他试图把飘动的衬衫塞进他的裤子里。
The eagle can soar without flapping their wings.
老鹰无需振翼就能翱翔。
They return to the Old World still flapping their arms in frustration.
他们回到旧世界，仍然沮丧地挥舞着手臂。
The poor young ravens lay upon the ground, flapping their wings, and crying: "Oh, what helpless chicks we are!"
可怜的小乌鸦躺在地上，拍着翅膀，叫道：“噢，我们是多么无助的小雏鸟啊！”
Because they were bipedal, their arms were free to evolve flapping flight, which cannot be said for other reptiles of their time.
因为它们是两足动物，它们的手臂可以自由地进化出拍打的翅膀，这在当时的爬行动物中是不可能的。
The two insects have complex flight mechanisms with major muscles in the thorax, the chest region, which power the flapping of wings.
这两种昆虫的飞行机理比较复杂，胸部长有较多肌肉，这样它们才能有力量振动翅膀。
"Angry Birds" is flapping from touch screens to big screens, books and toys. Will one of the best-known mobile apps become an entertainment franchise?
“愤怒的小鸟”已经从触屏手机飞到了电影院、图书和玩具上，那这个最出名的手机应用程序之一会不会成为娱乐产业呢？
Coloured flags were flapping in the wind.
彩旗在风中飘荡。
There are beasts flapping their wings.
野兽们拍打着翅膀。
They talk by flapping their meat at each other.
他们就是就是通过互相拍打肉来交谈的。
A key to this early skill is flapping its small wings.
这种早期技能的关键是拍打小翅膀。
The butterflies are flapping wildly. A security guard swoops in.
蝴蝶扑扇着翅膀四散开来，一个保安冲了进来。
Tripped on a tricycle and is running in circles flapping like a bird?
绊倒了一辆三轮车上，像小鸟一样扑打着翅膀，转着圈呢？
The chicken flapping claws onto the roost its wings whelping and walloping.
小鸡挥动着爪子跳到栖木上，稚嫩的翅膀不停拍打着。
Each time it lands, its wings stop flapping and their colours come into focus.
每当落下的时候，它的翅膀平展开来，颜色清楚地展现出来。
To enable flapping detection, you'll need to set flap_detection directives to 1.
要启动震荡检测，需要将flap _ detection指令设为1。
The new work, Daniel says, uncovers the flight signatures of flapping, flexible wings.
丹尼尔说，这项新的研究揭示了拍动式柔性翼的飞行特征。
He just kept flapping and kicking, and I was thinking, 'I'm trying to rescue you.'
一个劲不停地拍翅踢脚，而我在想，'我是想救你。
Heels also look a lot better with pencil skirts than with trousers flapping around them.
高跟鞋配铅笔裙也要比配罩在四周的裤子好看的。
Furiously flapping, a chukar partridge speeds up a ramp at the University of Montana flight lab.
在蒙大拿大学飞行实验室中，一只石鸡拼命扇动翅膀加速冲上斜坡。
Trees crash to earth, and flapping things called STINGBATS rise in to the sky with shrill calls.
树倒在地上，刺蝠拍着翅膀尖叫着飞入天空。
It would be like him to trot after me, his navy blazer flapping, just to eke the truth out of me.
好像他小跑跟在我身后，他那海军蓝的上衣随风飘动，只是为了逼我把事实说出来。
It would be wrong for us to start flapping about now and say that we didn't know what we were doing.
现在开始动摇，说我们不知道自己在干什么可不对。
The facades of banks around the square have been defaced, and flapping in the wind are two large banners.
广场周围的银行的门面已经变得面目全非，空中飘扬着两条大横幅。
It followed them, flapping double time, until it caught up, until it joined the last end of the elegant line.
它紧跟着天鹅，加倍抖动着双翅，终于赶上它们并变为了那条优美线条最后的一个点。
It followed them, flapping double time, until it caught up, until it joined the last end of the elegant line.
它紧跟着天鹅，加倍抖动着双翅，终于赶上它们并变为了那条优美线条最后的一个点。
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