他说他喜欢柠檬的酸
[tā shuō tā xĭ huān níng méng de suān]
He says he likes the sour taste of lemon, suggesting someone mentioned their preference for something slightly bitter or sour rather than sweet things in life. It may metaphorically express admiration for bittersweet emotions or challenges, showing the complex relationship between joy and sorrow or hinting there's a unique charm within hardships experienced together.