Wind power is a clean energy. Millions of megawatts of energy are generated annually by the wind. ……

backwards-curving horns (向后弯的角). They use the horns to fight against their enemies, including wolves ……

The windWho has seen the wind? Neither I nor you; But when the leaves hang trembling (颤抖),The wind is passing through. Who has seen the wind? Neither you nor I;But when the trees bow down their heads ……

Who has seen the wind? Neither I nor you; But when the leaves hang trembling (颤抖),The wind is passing through. Who has seen the wind? Neither you nor I;But when the trees bow down their heads ……

... but weak if you push against its flat side.Put weight on one place, and the curving (弯曲的) shell spreads (传递) the force all around the egg.Put weight on one place, and the curving (弯曲的) shell spreads ……

最大的风铃When it is windy, the wind bell (风铃) makes a clear sound. In the United States, there is a very large wind bell. It has five metal tubes (金属管). It is 16.5 meters high. And it weighs more than 7 ……

你能看见风吗？Wind comes.Leaves on trees shake (晃动).Seeds fly to their next home.Kites stay in the sky.Huge windmillWindmills (风车) are big machines. They have blades (扇叶). Wind makes the blades spin (旋转 ……

, but with the gracefully curving English walkway, which stretches 7 kilometres along the seafront past white facades ……

of the Hummer's military roots.The design, according to GM, will be a curving metal roof arching over a two ……

, was seen sleeping so, one dawn, in a bedroom overlooking the Seine.He moved round the curving lip ……

. And with the ball curving (形成弧线) beautifully in the air into the basket, we won the game by one point ……

Running chairCan your chair run? Look at this chair. It has a clockwork (发条). Wind it up (上发条) and see it run! ……

The Wind (from “The Wind”)I saw you toss (抛起) the kites on highAnd blow the birds about the sky;And all around I heard you pass,Like ladies’ skirts across the grass –O wind, a-blowing all day long,O ……

信不信由你Wind can make snowballs. The centers of the snowballs are hollow (空的). ……

Kites rise highest against the wind, not with it.— Winston Churchill (British politician, 1874-1965) ……