塞下秋来风景异，衡阳雁去无留意。四面边声连角起。千嶂里，长烟落日孤城闭。
Plug under the autumn scenery, Hengyang go without attention. From all sides of the sound from the angle. The thousand peaks in the sunset in the closed.
中国古典诗歌中悲秋的表达方式很多，蟋蟀声、蝉声和雁声是中国古典诗歌中典型的悲秋象征之一。
Crickets sound, cicadaes sound and wild geeses sounds are symbols of melancholy autumn in Chinese classic poetry and fu, and were frequently employed to express homesickness, sadness, frustration etc.
为雁青秋大豆大面积规范化栽培提供了依据。
Scientific evidence was furnished for Yanqing autumn soybean on model cultivation in large areas.
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