银发萦绕缠绵思
[yín fā yíng răo chán mián sī]
The literal translation of '银发萦绕缠绵思' is 'Silver hair intertwined with lingering thoughts'. The silver hair can symbolize maturity or age while the latter part refers to continuous reminiscing, which together depict a persona filled with nostalgic and deep reflections over time.