you ride a wave, which is constantly tumbling, and perched on top of this continually disintegrating hill of water, you harness its turbulence into forward motion.

当你在一个风浪尖头之上的时候，随时都有跌落的危险，但是你要牢牢的抓住处在顶峰的机会，继续与风浪搏杀，最终你必将成功的驾驭风浪并将之转变为前进的动力。

youdao

From a distance high mountain scenery, only saw the hill like a wave of ten percent.

远远望去高高的山脉时隐时现的，只看见小丘似的一波一折的。

youdao

On top of the hill stands a metal tower which is used to send and receive radio wave.

山顶有一个铁塔，用来发送和接受无线电波的。(主语太长)。

youdao

A huge form that looks like a hill or wave takes up an entire room of the museum.

VOA: special.2009.05.06

The top of each wave was a hill, from which the men could see, for a brief period, a wide area of shining sea.

VOA: special.2010.03.06