它们用力拍打翅膀，它们身上的颜色就变成了一道彩虹。
They beat their wings very hard and the colors on them made a rainbow.
当它们停止拍打翅膀，蝙蝠就很难将它们与一片树叶或者其他什么东西区分开。
When they stop beating their wings, they'd be much harder for the bat to distinguish from a leaf or some other object.
此外，这些鸟会根据太阳的位置谨慎调整自己的方向，并轻轻拍打翅膀以增加对流的降温效果。
Furthermore, the birds orient themselves carefully with regard to the Sun and gently flap their wings to increase convection cooling.
都不对，他们只是在一个圈内拍打翅膀。
这只小鸟正在拍打翅膀。
不一会儿，我发现它一直不停地在拍打翅膀。
烟囱中有一只鸟在拍打翅膀，我们怎么把它弄出来?。
There is a bird fluttering about inside the chimney. How can we get it out?
这只蜻蜓拍打翅膀并飞了起来，在阳光明媚的天空下回旋飞翔。
The dragonfly flapped its wings and took off in flight, doing loops and spins through the sunlit sky.
那只公鹅正在拍打翅膀，并发出嘶鸣声来保护鸟巢，他一直在湖边追着我跑。
The male always flaps his wings and hisses to protect the nest but on this occasion, he followed me all the way around the lake.
大多数的鸟是上下拍打翅膀飞行，但蜂鸟不一样，它是以八字形移动翅膀。
Most birds flap their wings up and down, but hummingbirds move their wings in a figure-eight pattern.
房间里没有一丝动静，我听见鸟儿在花园里唱歌，听到它们拍打翅膀的沙沙声。
Within the house nothing stirs. In the garden I can hear singing of birds, I can hear the rustle of their wings.
那只鸟突然就开始拍打翅膀，那是一只幼鸟，尚不能飞行，有一个士兵把它收留作为宠物养着。
The bird suddenlystarted to flap its wings, although it couldn’t fly. The bird was just a littlebird.
他们拼命地拍打翅膀，上面的粉末形成了一小片云彩，云彩被风儿抚平，就象玻璃一样。
They beat their wings very hard and the powder on them formed little clouds that the winds smoothed over like glass.
研究人员还发现，有鸟儿拍打翅膀稍稍同时进行帮助12.7%提高机器人蟑螂的平均速度。
The researchers also discovered that having the bird flap its wings slightly while being carried helped increase the average velocity of the robot roach by 12.7 percent.
话音未落，他听见头顶上传来拍打翅膀的声音。 他抬起头，看见七只乌黑乌黑的乌鸦正从头顶飞过。
Hardly was the word spoken before he heard a whirring of wings over his head, looked up and saw seven coal-black ravens flying away.
有的折纸形象十分有趣，最广为人知的是关于一只鸟儿的折纸，这只鸟被人拖住了尾巴，还一边拍打翅膀。
Some objects have amusing action features; best known is the bird that flaps its wings when its tail is pulled.
征服者，飞行可达高墙，拍打翅膀和挤满了他的所有可能欣喜地，尽管有一定的认识，一个老鹰在附近居住。
The conqueror, flying up to a high wall, flapped his wings and crowed exultingly with all his might, despite the certain knowledge that an eagle lived in the neighborhood.
这话刚出口，就听到头顶有“吧哒吧哒”鸟儿拍打翅膀的声音。他抬头一看，只见空中有七只漆黑漆黑的乌鸦飞过去了。
He'd scarcely spoken the words when he heard a whirring of wings in the air overhead, looked up and saw seven coal-black ravens flying away.
在消夏的时候，仰望天空，他注意到大一点的鸟儿，例如鹰和隼，能乘着热气流在高空中不拍打翅膀极其优雅地逗留很久。
Daydreaming in summer, looking upwards, he noticed that the larger birds, hawks and eagles, could stay aloft for longer, riding thermals with supreme elegance without flapping their wings.
他不经常光顾这些地方，他不是来这里采蜜的蜜蜂，而是一只在花朵间拍打翅膀的蝴蝶，这些花的花萼上没有为他准备甜蜜。
He rarely patronized any of these places; he was no bee come to suck honey, but a butterfly flashing his wings among the flowers whose calyces held no sweets for him.
那只鸟使劲地拍打着翅膀。
海鸥拍打着翅膀，发出阵阵长啸。
有时，乌鸦会拍打着黑色的翅膀，飞过公园的树梢。
Sometimes the rook flapped his black wings and soared away over the tree-tops in the park.
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。
Because they were bipedal, their arms were free to evolve flapping flight, which cannot be said for other reptiles of their time.
天鹅大声地拍打着翅膀。
它们拍打着翅膀飞走了。
鸽子咕咕地叫着，拍打着翅膀飞进飞出。
有一会儿，他听见翅膀猛烈地拍打着。
它的翅膀不但可以上下拍打而且能够在一定角度内翻转。
Its wings not only beat up and down, but also twist at specific angles.
它的翅膀不但可以上下拍打而且能够在一定角度内翻转。
Its wings not only beat up and down, but also twist at specific angles.
应用推荐