They both smiled; neither seemed likely to be aware of my absence for long.

他们两个人都笑了，看来都没意识到我离开了很长时间。

《柯林斯英汉双解大词典》

Long prison sentences can be a very effective deterrent for offenders.

判处长期徒刑可对违法者起到强有力的威慑作用。

《牛津词典》

Applying for jobs can be a long and painful process.

求职可能是一个漫长而又艰难的历程。

《牛津词典》

Suspending habeas corpus means that a prisoner can be held without trial for as long as the government wants.

VOA: special.2009.02.09

A lot of these processed foods have very long shelf lives and therefore can be stored for long periods of time.

很多加工食品为了便于储藏销售,都有很长的保质期

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

How it ends up in the long run for the Dutch is that the Dutch cease to be a great power.

荷兰长远之后的下场,便是荷兰国力日衰,风光不再

耶鲁公开课 - 欧洲文明课程节选

To be sure, the Kardashians, Ashley Hebert and her forlorn predecessors from The Bachelorette, and Paula Abdul will long be remembered for their exploits on and off the screen of their respective reality shows.

FORBES: Will We Have Harry Morgans Anymore?

How many more, and for how long, must be for the generals to decide.

ECONOMIST: The war on terror

As a consequence, the authors suggest that one way that markets could be stabilized in the long run would be for central banks to adopt random investment stategies to reduce volatility.

FORBES: Computer Simulation Suggests That The Best Investment Strategy Is A Random One