流连忘返

to linger / to remain enjoying oneself and forget to go home

to flow / to disseminate / to circulate or spread / to move or drift / to degenerate / to banish or send into exile / stream of water or sth resembling one / class, rate or grade

to loiter (i.e. reluctant to leave) / to linger on

surname Lian

to link / to join / to connect / continuously / in succession / including / (used with 也[ye3], 都[dou1] etc) even / company (military)

to forget / to overlook / to neglect

to return (to)