Why is the program running only half as fast with the aspect applied?

为什么这个程序使用了方面后，它的运行速度只有一半了呢？

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When the fast break isn't available, the Mavs execute an efficient half-court offense that often uses up much of the allotted 24 seconds.

当快攻用不上时，小牛执行着有效率的半场进攻，经常能把24秒耗得差不多。

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More importantly, it now takes only a little over half a day to fix a defect, which means that within a two-week sprint, it's possible to get very fast defect closure.

更为重要的是，修复一个缺陷现在只需要不到半天的时间，这意味着在一个为时两周的冲刺阶段中，可以更快地完成缺陷周期。

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The F.T.C.estimates that food,drink and fast-food restaurants spent more than one and a half billion dollars on advertising to young people in two thousand six.

VOA: special.2010.06.04

Proton had half of the fast-growing Malaysian market, thanks both to import tariffs (as high as 350% for a Mercedes) that made the Proton cars by far the cheapest in their class, and loans so generous that a buyer could pay as little as 10% of the price of the car up front and the rest over as much as ten years.

ECONOMIST: Malaysia��s car industry

Once you plunge in you find sections that alternate between slow streams where you can beach yourself against a flat half-submerged rock, and fast currents of waterslide fun.

BBC: The secret swimming holes of Vermont

Nevertheless, Cracker Barrel is taking a plunge into the unknown with 24 electric charging stations (half of them with ultra-fast 480-volt DC) in a Tennessee triangle that includes Nashville, Knoxville and Chattanooga.

FORBES: Charging electric cars at the Cracker Barrel