Four Thirds is a new 'all digital' format developed by Olympus and currently used in Olympus and Panasonic DSLR models.

3系统是由奥林巴斯开发的一种新的“全数字”格式，目前主要是被奥林巴斯和松下所采用。

youdao

youdao

Since then the flow has fallen by half; by 2015 it will have dropped by two-thirds. By 2015 four of Britain’s ten nuclear stations will have shut and no new ones could be ready for years after that.

自那时起，流量已减少了一半，到2015年，会减少2/3，英国的十座核电站中四座也都要关闭，也没有建立新的核电站供以后使用。

youdao

The Department of Education reported last year that about two-thirds of graduates from four-year colleges had student loan debt.

VOA: special.2010.04.15

The World Gold Council recently forecast gold mine output to climb by four percent in 2009 to about 2,500 metric tons, but that will meet only two-thirds of demand.

VOA: standard.2010.07.21

But this was less than one percent short of the two-thirds majority the ANC had campaigned for and four percentage points less than it won in elections five years ago.

VOA: standard.2009.04.25

Here you have it, the world's first micro Four Thirds camera, the Lumix DMC-G1.

ENGADGET: Panasonic's Lumix G1: world's first micro Four Thirds camera

Olympus also introduces an intriguing new lens for its Micro Four Thirds line.

ENGADGET: Olympus E-PL5 and E-PM2: Micro Four Thirds cameras with OM-D-like focusing, performance boosts (hands-on)

The design is very similar to Blackmagic's larger Cinema Camera launched at last year's NAB, with the same Micro Four Thirds lens mount.

ENGADGET