“一叶知秋”、“落叶秋风早”——初秋不仅是许多诗人吟咏的题材,而且在这一时节许多人往往会感到莫名的忧伤。但德国科学家最近研究发现,“初秋感伤”只是人体对自然变化的正常反应而已,并无任何特别之处。与中文“初秋感伤”相似,西方语言中借用“布鲁斯”这一伤感的美国黑人民歌形式把这种初秋时节 Early autumn is not only the subject of chanting by many poets, but many people often feel regretful sadness at this time of the year. However, a recent study by German scientists found that “early autumn sentimentality” is only the normal reaction of the human body to natural changes, and there is nothing special about it. And Chinese “Autumn sentimental ” is similar to the western language borrow “Bruce ” this sad African-American folk song form this early autumn season