The lack of data leaves prospective buyers at loss when faced with a hard sell from buyers -- and may keep the developers, themselves, from sensing the extent of their overbuilding.

数据的匮乏会令可能的买家在遇到花言巧语的推销时上当，也会令开发商自己无从了解供大于求的程度。

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The IPCC's computer models had simulated an average loss of 2.5% in sea ice extent per decade from 1953 to 2006. But in reality the Arctic sea ice had declined at a rate of about 7.8% per decade.

IPCC的电脑模拟显示:从1953年到2006年期间 北极海冰的平均熔化速度为每十年2.5%.但实际上却是7.8%.

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The potential for loss of productivity with these services is still high of course, but this is eliminated to a certain extent with business-oriented social networks such as LinkedIn and PairUp.

此类服务降低生产率的可能性仍然很高，但使用面向企业的社交网络（比如 LinkedIn 和 PairUp）在一定程度程度上可以消除这种风险。

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Unfortunately, the full extent of the loss is never established and any losses related to other illegal practices of the manager are left undiscovered.

FORBES: Hidden Crimes; Too Many Secrets: How Money Managers Hide Illegalities From Investors (August 1, 2000)

The non-breaching party must prove its damages providing evidence establishing to a reasonable certainty the nature and extent of the probable loss it has sustained or will in the future sustain.

FORBES: Oakley v. Rory McIlroy and Nike: Enforcing Rights Of First Refusal In Endorsement Agreements

The burden of establishing the existence and extent of a loss are quite onerous on the taxpayer.

FORBES: Can I Deduct Sandy's Wrath?