不要脸

不要脸	bù yào liǎn	to have no sense of shame; shameless
不	bù	no; not so / (bound form) not; un-
不要	bù yào	don't!; must not
要	yāo	(bound form) to demand; to coerce
要	yào	to want; to need; to ask for / will; shall; about to / need to; should / if (same as 要是) / (bound form) important
要脸	yào liǎn	(coll.) to have a sense of shame
脸	liǎn	face / CL:张,个