在很多发达国家里戒烟的人越来越多。

In many developed countries, more and more people are giving up smoking.

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在很多发达国家，动漫产业已经成为支柱产业。

In many developed countries, animation industry has become pillar industry.

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在很多发达国家，传统媒体正日趋衰落；但在落后国家，它却仍然很盛行。

TRADITIONAL media may be declining in much of the rich world, but in poor countries it is booming.

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And there are many reasons for this, our success in eliminating infectious diseases as causes in the developed world.

还有很多原因,在发达国家我们成功地消灭了感染性疾病

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