Dehydrated skin can be tight, flaky and sore; it isn't lacking in oil, though, as dry skin is, but in water.

缺水性皮肤可能会紧绷，掉屑和刺痛；但它并不像干性皮肤一样缺油，而是缺水。

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Tight credit has already curbed new oil and gas development, and the trend appears likely to continue.

信贷紧缩制约着新的油气的开发，而且这种趋势似乎在继续。

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The central questions facing renewables now, experts say, are how long credit will be tight and how low oil and natural gas prices will fall.

专家认为，可再生能源现在面临的首要问题是信贷紧缩会持续多长时间，原油和天然气价格会跌到什么程度。

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With global oil prices near all-time highs and tight cereal markets according to the Food and Agriculture Organization of the UN, companies in the agricultural sector face interesting opportunities, despite a frail global economy.

FORBES: Monsanto Surges On Latin American Demand As Food Prices Hover Near All-Time Highs

That looks like a bargain, given that 30 billion barrels of oil lie beneath, but the oil is molasses-thick and locked in very tight limestone formations.

FORBES: Shell Shocked

Hurricane Katrina roared into already tight oil markets, damaging much of America's oil-pumping and -refining capacity, and another hurricane, Rita, threatened to wreak more havoc along the Gulf coast this week.

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