杜鹃又名鹈鴂,古人以为“鹈鴂一名子规,一名杜鹃,常以立夏鸣,鸣则众芳皆歇。”(《汉书·杨雄传》注)杜鹃开始叫时,春天的花都已落了。所以屈原《离骚》有“恐鹈鴂之先鸣兮,使夫百草为之不芳”的句子。因此,后来的诗人也用杜鹃的出现来惋惜百花凋零,春已归去的情况。如辛弃疾的 Du Fu is also known as the ancient Chinese, who thought that “one child rule, one cuckoo cuckoo, often Li Ximing, and Ming celebrity all break.” (“Han Xiong Xiong Chuan” note) Du Fu started calling, the spring flowers It’s already gone. Therefore, Qu Yuan’s “Lisao” has a sentence of “before the fear of ignorance, so that the grass is not fragrant”. Therefore, the later poets also used the emergence of Du Fu to cherish the death of the flowers and spring has returned. Such as Xin Qiji’s