The barren summit region of the 3, 340-meter - (10, 960-foot -) high Turrialba appears gray and brown, while the volcanic plume is a hazy blue.

图里·阿尔瓦火山3340米(10960英尺)以上是贫瘠的山顶，呈现灰色和棕色，上面笼罩着薄雾状的火山蒸汽的青烟。

youdao

Some observers expressed their concern that China would use the East Asia Summit to expand its influence in this region. Do you deem the concern reasonable?

一些观察家表示，担心中国利用此次东亚峰会扩大中国在这一地区的影响力，你认为这一担心是否有道理？

youdao

I want to thank all who participated in this historic summit — 49 leaders from every region of the world.

我谨在此感谢出席这一具有历史意义的峰会的全体代表，来自世界各地区的49位领导人。

youdao

Hopes for coordinated European action have faded after a weekend summit between the region's biggest economies--Germany, Britain, France and Italy--failed to result in a concrete plan for regionwide action.

FORBES: Market Scan

The lengthy paragraphs on the troubled region in the summit's conclusions are an acknowledgement of the region's continued importance to stability in Europe.

BBC: NEWS | Europe | EU leaders cautious on enlargement

This is why the summit of Asia Pacific region countries is of great importance, so that we can coordinate and integrate our ideas.

WHITEHOUSE: President Obama's Bilateral Meeting with President Medvedev of Russia | The White House