没有惊心动魄的经历却又刻苦铭心的陪伴
[méi yŏu jīng xīn dòng pò de jīng lì què yòu kè kŭ míng xīn de péi bàn]
'Without Dramatic Experiences But With Deep Imprints Left By Accompaniment'. Describes quiet yet touching companionship, highlighting how such relationship may not involve grand moments but has left a profound impression.