Price average that, for a specific period (e. g. 30 days), picks up the price for the latest day and drops the price for the earliest day.

一种价格综合指数，在一定期间（比如30天）选用最近一天的价格，排除最早一天的价格。

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Tuesday was World AIDS Day, and the latest report on the epidemic provided some reason to celebrate.

VOA: special.2009.12.02

But the latest test only added to concerns about missiles that could one day carry nuclear weapons.

VOA: special.2009.05.23

This comes despite the sharp run-up in silver prices that preceded the latest two-day slide.

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The latest five-day forecast from the National Hurricane Center in Miami, Florida, has the storm making landfall near Galveston late Friday or early Saturday.

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On March 20th his latest three-day concert was scheduled to get under way at the Taj Mahal in India, from where it will be beamed by satellite around the world.

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