We expect the din of the cloud-related chatter to turn into a real roar by this time next year.

我们预计，到明年的这个时候，云相关的喧闹将变成真正的咆哮。

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And now the engineer pulled out the throttle-valve to make up for lost time, and the clatter of the train faded into a distant roar, and its lights began to twinkle into indistinctness.

引擎的节流阀被打开了，火车提速来弥补落下的时间。 铁轨的咔哒声渐行渐远，最后一点光线闪闪烁烁地消失在远处。

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In Washington, this is also a time for the roar of motorcycle engines - as one group of veterans remembers not just the dead, but the missing.

在华盛顿，这个周末也是摩托车引擎发出震耳欲聋的声音的时候，其中有一个退伍军人组织不仅纪念阵亡将士，也缅怀那些至今仍然失踪的军人。

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Once upon a time there was a fearsome ogre whose roar terrorized the magical land of Far Far Away.

VOA: standard.2010.05.27

Because of that dead butterfly history changed, in a whisper or a roar, all down the aeons of time.

ECONOMIST: Ray Bradbury

There's not much more to it than that, and a quick stab at the ignition, a first-time roar from the exhaust and we're off, in search of the Joshua Tree National Park and a little bit of extremeweather testing.

BBC: Trick of the light: A California road trip