Following its recommendations, almost all rich countries adopted a definition of death based on the extinction of activity in the brain, rather than in the heart or any other organ.

根据它的建议，几乎所有的富裕国家都接受了将死亡定义为大脑活动的消失，而非心脏或者其他器官活动的停止。

youdao

He notes that services make up well over half of economic activity in most rich countries, but there are no common standards for measuring their inventiveness.

他指出服务业在富有国家占据了超过一半的经济活动，但是对于衡量他们的创造力没有一个共同的标准。

youdao

There were differences -- long-term romantic love lit up many more brain regions than early-stage love -- but both groups showed significant activity in the dopamine-rich ventral tegmental area.

也有一些不同——长期的浪漫爱情会比短期爱情调动大脑的更多区域，但是两组都检测到了多巴胺富集的腹侧被盖区的重要活动。

youdao

He notes that services make up well over half of economic activity in most rich countries, but there are no common standards for measuring their inventiveness.

ECONOMIST: Promoting innovation

The Financial Times says Algeria has long feared that an upsurge in militant activity could threaten its valuable southern region - rich in oil and gas.

BBC: Papers

South Korea is likely to see a pickup in merger-and-acquisition activity this year, as its cash-rich companies shop for overseas assets and as the government is expected to renew efforts to unload state-held stakes now that December's presidential election is over.

WSJ: Korea Is Primed for M&A Deals