残余沾染 cán yú zhān rǎn

DEFINITIONS

  1. residual contamination

CHARACTERS

残 cán
HSK 6
injure, spoil; oppress; broken
余 yú
HSK 5
I, my, me; surname; surplus
沾 zhān
HSK 6
moisten, wet, soak; touch
染 rǎn
HSK 4
dye; be contagious; infect