Tā bú yuànyi bèi hūnyīn shùfù, yìzhí guò zhe bùjī de shēnghuó.
Unwilling to be tied down by marriage, she has always lived a free and unfettered life.
Tips
usage
羁 is a horse's bridle, so 不羁 is "unbridled", praise for a free spirit as often as criticism. Set phrases: 放荡不羁 (wild and dissolute), 不羁之才 (a talent no rules can hold).
culture
Beyond's 1993 Cantonese song 《海阔天空》 has the line 原谅我这一生不羁放纵爱自由, "forgive me for a whole life unbound, unruly and in love with freedom", and fans across China still sing it.