idyll
noun [ C ] uk/ˈɪd.əl/ us/ˈɪd.əl/
（尤指乡下）愉快恬淡的情景（或时期）；田园乐曲；田园诗
a very happy, peaceful, and simple situation or period of time, especially in the countryside, or a piece of music, literature, etc. that describes this
Every year thousands of people flee the big cities in search of the pastoral/rural idyll. 每年成千上万的人逃离大城市，去寻找田园式／充满乡野气息的快乐生活。