反臉無情 fǎn liǎn wú qíng

DEFINITIONS

  1. to turn one's face against sb and show no mercy (idiom); to turn against a friend

CHARACTERS

反 fǎn reverse, opposite, contrary, anti
臉 liǎn face; cheek; reputation
無 wú negative, no, not; lack, have no
情 qíng feeling, sentiment, emotion