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据世界卫生组织2004年初发布的资料显示,与50年前相比,人们的生殖能力明显降低了。男子精子质量低下者由过去的3.5%上升为现在的11.7%,女子流产率由过去的5%左右上升到现在的17%。生一个活泼健康的孩子,越来越像一个复杂的系统工程,需精心运作每一个细节,不敢稍有松懈麻痹。有2
According to data released by the World Health Organization in early 2004, people’s fertility has been significantly reduced compared to 50 years ago. Men with low quality of sperm increased from 3.5% in the past to 11.7% now, and the rate of female abortion rose from about 5% to 17% now. Born a lively and healthy child, more and more like a complex system engineering, need to carefully operate every detail, not a little slacken. There are 2