殘餘沾染 cán yú zhān rǎn

DEFINITIONS

  1. residual contamination

CHARACTERS

殘 cán injure, spoil; oppress; broken
餘 yú surplus, excess, remainder
沾 zhān
HSK 6
moisten, wet, soak; touch
染 rǎn
HSK 4
dye; be contagious; infect