It is the high school term of art for the hour each week when students are forced to study the state of the world.

这是一个高中词汇用来形容每周一小时的世界时事课程。

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To this day, the term ke is used in China to denote “a quarter of a hour”.

今天的中国仍然用“刻”来表示“1/4小时”。

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Profits used to come from selling engines and replacement parts. Now they come from providing long-term repair and maintenance-or "power by the hour".

公司原本通过销售引擎和零部件来获取利润，而现在则通过提供客户长期的检修和保养服务或者称之为“按飞行小时包修合同”。

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But students and teachers voted to keep the half-hour delay for another term.

VOA: special.2010.07.07

Although the term "golden hour" is not strictly accurate, in general terms, the speed at which treatments and surgery can be received play a big part in determining outcome.

BBC: Minutes matter

Ideally, productivity will grow briskly because of new technology, innovation and trade, but in the short-term higher output per hour worked can be a substitute for hours worked.

FORBES: Hurricane Sandy And The Shortcomings Of GDP

In fact, the car apparently already holds the "unofficial" speed record for an automous car at 130 miles per hour and, in the long term, Stanford hopes that it'll be able to complete the Pikes Peak International Hill Climb, which stretches some twenty kilometers and includes no less than 156 turns.

ENGADGET: Stanford builds robotic Audi for racing, robotic Volkswagen for parking