yī jué bù zhèn
one stumble, unable to rise (idiom); a setback leading to total collapse
ruined at a stroke
unable to recover after a minor hitch
wěi mǐ bù zhèn
dispirited and listless (idiom); downcast
bù zhèn
lacking in vitality
depressed (market, spirits etc)
wěi mǐ bù zhèn
variant of 萎靡不振[wei3 mi3 bu4 zhen4]