Fú / yóu / de / shòu / mìng / hěn / duǎn / què / cháng / bèi / yòng / lái / bǐ / yù / shēng / mìng / de / duǎn / zàn

蜉蝣的寿命很短，却常被用来比喻生命的短暂。

Mayflies live very briefly, but they are often used as a metaphor for the shortness of life.