On a more sobering note, the report notes that avian flu is now endemic in the poultry flocks of many countries in the region and indeed has spread to Europe and central Asia.

报告以一种使人清醒的口气指出，禽流感目前在东亚很多国家的禽类中流行，并确实已传播到欧洲和中亚。

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Temperatures warmer than average spread throughout the globe in recent months, most prominently in Peru, in the central and eastern United States and in eastern and western Asia, according to NOAA.

据NOAA报道，近几个月来全球各地温度高于平均值，最显著的是秘鲁，美国中部和东部以及亚洲的东部和西部。

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In the 19th century, the Russian Empire began to expand, and spread into Central Asia.

在19世纪，俄罗斯帝国开始扩张，进入中亚。

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