Senses
沾染 to be stained
to be stained by or covered with a substance such as paint or oil
沾染 to gain advantage
to obtain petty advantages or illegitimate gains
沾染 to have sexual relations
(literary) to have sexual relations, often in an illicit or clandestine manner
沾染 to be infected
to be infected by a disease or corrupted by bad habits and negative influences