ér yán
with regard to (preceding phrase)
zǒng ér yán zhī
in short
in a word
in brief
jiǎn ér yán zhī
in a nutshell
to put it briefly
wáng gù zuǒ yòu ér yán tā
the king looked left and right and then talked of other things
to digress from the topic of discussion (idiom)
gài ér yán zhī
same as 總而言之|总而言之[zong3 er2 yan2 zhi1]