揽辔澄清

lǎn pèi chéng qīng

to assume one's post with the aspiration of bringing about peace and order to the nation (idiom)

揽

lǎn

to monopolize; to seize

辔

pèi

bridle; reins

澄

chéng

variant of 澄[cheng2]

清

qīng

(of water etc) clear; clean