陷于瘫痪

xiàn yú tān huàn

to be paralyzed; to come to a standstill

陷

xiàn

pitfall

于

yú

(of time or place) in; at; on

瘫

tān

paralyzed

痪

huàn

used in 癱瘓|瘫痪[tan1 huan4]