The problem: setting up and maintaining these offshore islands could be cost and energy prohibitive, a common problem with new technologies.

它的问题是：建造和维护这些人工岛就很费钱，而且还要消耗很多能源——这是新技术的通病。

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Many of the companies dabbling in these online worlds have yet to determine whether even inexpensive pursuits are worth the cost and energy.

许多企业都涉足这些虚拟世界，他们不知道在此花费钱和精力是否值得。

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DIMs prompt a greater level of semantic interoperability, encourage asset reuse and level the playing field so members can spend less time, cost and energy to solve semantic interoperability issues.

DIM提倡更高水平的语义互操作性，鼓励资产重用和公平的竞争环境，以便成员花费更少的时间、成本和精力来解决语义互操性问题。

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House Minority Leader John Boehner, in the weekly Republican message, says the president's energy bill would cost too much and hurt the economy.

VOA: standard.2009.06.27

He adds it is ratepayers, not taxpayers, who shoulder the cost of this renewable energy incentive, and any rate increases are "tough to swallow."

VOA: standard.2010.03.23

"We say,find more American energy and use less--energy that is as clean as possible, as reliable as possible, and at as low a cost as possible.

VOA: standard.2009.04.25

Secondly, smaller one kilowatt models -- which are often the only option for many urban households -- just can't deliver the requisite cost and energy savings at the moment.

CNN: Can 'small wind' reap big rewards?

AMD's server technology combined with SeaMicro technology provides customers with a range of processor choices and platforms that can help significantly reduce data center complexity, cost and energy consumption while improving performance.

ENGADGET: AMD absorbs server startup SeaMicro for $330 million, says it's no impulse buy

"Organizations supporting hyperscale workloads need powerful servers to maximize efficiency and realize radical space, cost and energy savings, " said Paul Santeler, vice president and general manager, Hyperscale Business Unit, Industry-standard Servers and Software at HP.

ENGADGET: Intel's Atom S1200 lays claim to title of world's first 6-watt server-class processor