Each stream being watched will require a Megabyte a second of bandwidth and a latency of less than 60ms if it is to deliver crisp, pin-sharp video and pristine sound.
如果要提供清晰的视频和纯净的声音,视频的每个数据流需要一秒一兆字节的带宽,延迟时间要小于60毫秒。
You can hear the sound of a babbling stream, running into the great river not far off to the east.
我们可以聆听到小溪潺潺,流向东面不远的大河之中。
Researchers thought some freshwater species might rely on sound because of poor visibility. So they collected water boatmen from a stream and pond in France.
研究者认为由于淡水中能见度低,动物可能会更多的依靠声音。
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