Tā bǎ zìjǐ kǎnkě de jìyù xiěchéng le yì běn xiǎoshuō.
He turned his own hard turns of fortune into a novel.
Tips
usage
Literary and neutral in itself: the fortune can be good or bad, so it usually takes a describing word, 坎坷的际遇 'a hard lot', 难得的际遇 'a rare chance'. Compare 遭遇, which mostly means running into misfortune.