Until demand from emerging markets slackens, or new discoveries are brought on stream, there seem likely to be bouts of upward pressure.

除非新兴市场需求减少，或者有什么新发现，看起来只是一轮上涨压力。

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Gas prices have tumbled in the past couple of years as new projects, especially shale, came on stream just as the global recession lessened demand.

在过去的几年，作为新项目的天然气价格已经下跌，特别是在页岩开始有发展趋势之时，正好赶上了全球经济萧条，以至于天然气需求减少。

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Carriers are struggling to keep up with demand as subscribers use their smart-phones to check Facebook, stream videos from YouTube and play interactive games.

用户们通过智能手机上Facebook，在youtube上看视频，玩在线游戏等，公司则尽力满足客户们的网络需求。

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The combination of high-speed Internet and inexpensive digital components allowed Aereo to pack 80 individual TV antennas and receivers on a circuit board and dynamically assign them to individual viewers on demand, then stream content to each subscriber.

FORBES: Barry Diller's Aereo Streaming-TV Service Wins Big Ruling Against Broadcasters

Returning to the quote that kicked off this post, when an entrepreneur is able to identify an abundance of largely unknown supply and connect it with a steady stream of curiously hidden demand, new business can boom.

FORBES: The Ultimate Broker

The revamped system, which is rumored to already have content lined-up from NBC, CBS, and Paramount, will supposedly store a customer's purchases on their .mac account's iDisk and stream the content on demand via Front Row 2.0.

ENGADGET: Apple may offer streaming video "downloads"