Silhouettes of swimmers waiting near the Xiangjiang River are seen in Changsha, capital of central China's Hunan Province, Aug. 4, 2010. The highest temperature of Changsha reached 40 degrees Centigrade Wednesday. [Xinhua]
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![Silhouettes of swimmers waiting near the Xiangjiang River are seen in Changsha, capital of central China's Hunan Province, Aug. 4, 2010. The highest temperature of Changsha reached 40 degrees Centigrade Wednesday. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20100805/00114320f5750dc46f3c1b.jpg "Silhouettes of swimmers waiting near the Xiangjiang River are seen in Changsha, capital of central China's Hunan Province, Aug. 4, 2010. The highest temperature of Changsha reached 40 degrees Centigrade Wednesday. [Xinhua]")
