yòu xiǎng dāng biǎo zi yòu xiǎng lì pái fāng
lit. to lead the life of a whore but still want a monument put up to one's chastity (idiom)
fig. to have bad intentions but still want a good reputation
to want to have one's cake and eat it too
jì yào dāng biǎo zi yòu yào lì pái fāng
see 又想當婊子又想立牌坊|又想当婊子又想立牌坊[you4 xiang3 dang1 biao3 zi5 you4 xiang3 li4 pai2 fang1]