As geologists mapped glacial deposits in the late nineteenth century, they became aware that there were several layers of drift, the lower ones corresponding to earlier ice ages.

19世纪晚期，在地质学家对这些冰川沉积进行定位的时候，他们意识到有好几个漂流层，位置较低的对应的是更早的冰川期。

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The jobless rate, meanwhile, stayed at 7.8% of the Labour force-well up on the 5.2% recorded in late 2007, before the recession had begun, but still lower than feared last spring.

同时失业率仍占劳动力的7.8%居高不下——要比2007年晚些时候5.2%的记录高得多，当时衰退还未开始，但仍然比去年春季担心的要低。

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Late Monday, IBM reported revenues that were also lower than expected.

周一晚些时候，IBM公布收益低于预期。

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"People who were physically active on a regular basis had lower risk of cognitive impairments in late life.

VOA: special.2010.07.07

Meantime, Nymex crude oil prices are slightly lower late Tuesday, pressured by a bearish weekly DOE weekly storage report.

FORBES: Gold Ends Firmer on More Short Covering, Bargain Hunting, Weaker U.S. Dollar

Shares of solid-state drive maker OCZ Technology Group are trading sharply lower late Wednesday after the company warned that results for its second quarter ended August 31 will be well short of previous guidance.

FORBES: OCZ Technology Shares Fall 20% On Earnings Warning

The LEI peaked in 2006, and did not really turn lower until late 2007.

FORBES: The Week Ahead: Is This Just a Correction, or More?