乐不思蜀的英文：
[Literal Meaning]
pleasure/not/miss/Shu State
to indulge in pleasure and forget Shu

[解释]
在新环境中得到乐趣，不再想回到原来的环境中去。

[Explanation]
to indulge in pleasure and forget home and duty

[例子]
去年在云南的丽江住的两个月中，他感觉有点乐不思蜀了，今年决定把家也搬到那里去。

[Example]
During the two months in Li Jiang of Yun Nan last year, he indulged in pleasure and forget home and duty and decided to move his home there this year.