On the deserted pavilion at dusk, I have many thoughts on my leisurely journey. what animal is it

Translation of this sentence: In the evening, sitting in a desolate pavilion, I have endless sorrow.

Full text: "Slogan of Staying in Huaiyang Pavilion" by Zhang Jiuling

At dusk in the deserted pavilion, I am thinking a lot about my leisurely journey. My hometown is near Guishui, and there are stars in the sky tonight. ? The dark grass is covered with frost, and the shadows of wild geese pass by in the empty pavilion. Who will meet you when you are happy? Those who work will sing for themselves.

(1) Author introduction: Zhang Jiuling (678-740): Prime Minister of Kaiyuan of Tang Dynasty and poet. Zishou, a naturalist, Han nationality, was born in Qujiang, Shaozhou (now Shaoguan City, Guangdong). Jinshi during the Chang'an period. When the official reaches Zhongshu's minister's office, he and Zhongshu's disciples make peace with each other. Later he resigned as prime minister and became the governor of Jing. The style of poetry is light. There is "Qujiang Collection". He is a famous politician, writer, poet, and prime minister with courage and vision. He was loyal and conscientious, impartial, outspoken and dared to admonish, selected talents, did not bend the law for personal gain, did not follow the crowd, dared to fight against evil forces, and made positive contributions to the "Kaiyuan Rule". His five-character ancient poems, with simple and simple language and profound expectations for life, made a great contribution to eradicating the Six Dynasties poetic style followed in the early Tang Dynasty. Known as "the first person in Lingnan".