On average, among all countries, views are evenly divided with 40 percent seeing the US role as positive and 41 percent as negative.

在所有国家中，不同观点的比例很平均，百分之四十认为美国的角色是积极的，百分之四十一认为是消极。

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"I think we may be looking at one of those almost generational changes in the role of the federal government in US society."

VOA: special.2011.07.15

This of course brings us to the issue of "gaps" and the role that they play in the act of reading as Iser understands it.

这理所当然地把我们引到了“间隙“的问题上“,以及照伊瑟尔的理解,间隙在阅读中起到的作用。

耶鲁公开课 - 文学理论导论课程节选

How can we create a situation that improves us with the role.

如何创造一个利用角色自我改进的情境。

哈佛公开课 - 幸福课课程节选

President Barack Obama has welcomed his Afghan counterpart, Hamid Karzai, to the White House to discuss the future role of the US in Afghanistan.

BBC: Barack Obama and Hamid Karzai discuss Afghan endgame

But, the report adds, questions about the global economy, governance, evolving methods of conflict, regional spillover, new technologies and the future role of the US could dramatically impact the global picture over the next 20 years.

BBC: Asia 'to eclipse' US and Europe by 2030 - US report

That new thinking gave us the distinctive messages, which won us the votes, that made us strong, that gave us a role to play on the field of politics as we do today.

BBC: News | UK Politics | Paddy Ashdown's speech