山頹木壞

lit. the mountains crumble and the trees lie ruined / a great sage has died (idiom)

mountain / hill / anything that resembles a mountain / CL:座[zuo4] / bundled straw in which silkworms spin cocoons / gable

to crumble / to collapse / to decline / to decay / decadent / dejected / dispirited / balding

(bound form) tree / (bound form) wood / unresponsive; numb; wooden

bad / spoiled / broken / to break down / (suffix) to the utmost