For those who have only become aware of Anonymous over the past half year, such an intervention might seem out of character.

对于这半年才了解到Anonymous的人来说，这种干预也许看上去不合常规。

youdao

This means that almost their only source of revenue has dropped by about half over the past year.

这意味着几乎是他们唯一的收入来源在过去的一年里缩水了一半。

youdao

Copper prices, for example, have fallen 23 per cent in the past two months, partly on fears over Chinese consumption of the metal, which has fallen by more than half this year.

举例来说，过去两个月铜价已经下跌了23%，这一定程度上是因为人们担心中国对该种金属的消费——今年中国的铜消费已下降逾一半。

youdao

"More alarmingly,WHO estimates if the combined effect of decreased financial and political commitment were to be sustained or continued, this could result to a return of a half a million measles deaths each year by 2012, wiping out the gains made over the past 18 years."

VOA: standard.2010.05.21

"Lower tail risks have helped propel markets higher over the past half year, " said William Davies, head of global equities at Threadneedle, a UK asset manager.

CNN: Fear index plummets to a 5?-year low

Of course, it's no secret that HDTV prices in general have been sinking like a stone over the past half year or so, and while the boutiques are banking on customers finally coughing up the extra dough for "knowledge staff" and better all-around service, we're betting that price still remains king in the land of HDTV.

ENGADGET: Wal-Mart's HDTV pricing puts competition in a world of hurt

The prices of solar panels have fallen by more than half over the past year and a half, and that helps to reduce the price of solar electricity.

FORBES: Geothermal Energy's Trouble Competing With Solar