I'm just going out—I won't be too long.

我正要出去，用不了多长时间。

《牛津词典》

She knows that becoming world champion is going to be a long haul.

她知道要成为世界冠军需要长时间的艰苦努力。

《牛津词典》

He's given to going for long walks on his own.

他有独自长距离散步的习惯。

《牛津词典》

"None of these savings by themselves are going to solve our long-term fiscal problems.

VOA: standard.2009.04.20

I think a lot of people, especially the Chinese leaders, the decision-makers, realized that that's not going to last very long.

许多中国人，尤其是领导人，决策者们，意识到这不能持续很久。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

Research on subjective wellbeing-- the term that psychologists use to capture happiness essentially has been going on for very, very long time.

对幸福的研究-,心理学家用这个词来描述快乐,已经进行了很多年。

哈佛公开课 - 幸福课课程节选

While the "three no's" have eased tensions significantly, Mr. Ma still grapples with the question of where the relationship is going long-term.

WSJ: Interview with Ma Ying-jeou: Taiwan's D��tente Gamble

Second and more important, most private-sector workers belong to a state-pension scheme in which today's contributions, instead of going into a long-term investment fund, are used to pay today's pensions.

ECONOMIST: Brazilian banking

And again, without prescribing the contents of that deal, which is only a one-year deal, what I think is irrefutable is that no single-year fiscal deal is going to resolve the long-term debt issues that face us in terms of entitlements, tax expenditures, defense spending, and all the major drivers of long-term debt that have to be addressed.

WHITEHOUSE: Press Briefing