After doing sports for a long time, Tina is thinner than before.

经过长时间的运动，蒂娜比以前瘦了。

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Choosing which tests to automate for regression testing is both a science and an art, and it's important for you to spend time learning some strategies for doing it effectively.

为回归测试选择需要自动化的测试既是一门科学又是一项艺术，而且为了有效地进行选择，花费时间学习一些策略是很重要的。

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On the other hand, if the lock is held for a longer time, spinning is wasteful as the spinning thread consumes CPU without doing anything useful.

另一方面，如果锁被占有很长时间，那么自旋的线程只会消耗CPU而不做任何有用的工作，因此带来浪费。

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"New household formation is currently out-stripping new house building - it has been for some time but is doing so to a greater extent now, " Mr Boulger says.

BBC: House sales have fallen so why are prices still high?

" "Is there something that you've dreamed of doing for a long time?

WSJ: Advice for Making New Friends: Share But Don't Overshare

But the responsibility of doing that four nights a week for the rest of time is a different thing.

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