meaning for 衬托 chèntuō:

  • - to set off

zhè
shì
yīpiàn一片
dàhóng大红
绿
chèntuō衬托
chū
de
cāngliáng苍凉
shèngyàn盛宴
hòu
de
sànxí散席

The bleakness is with strong red and green background, dispersing after a grand feast.