威信扫地

to lose every scrap of reputation

power / might / prestige

Weixin county in Zhaotong 昭通[Zhao1 tong1], Yunnan

prestige / reputation / trust / credit with the people

letter / mail / CL:封[feng1] / to trust / to believe / to profess faith in / truthful / confidence / trust / at will / at random

to sweep

broom

to sweep the floor / (fig.) (of one's reputation etc) to reach rock bottom / to be at an all-time low

-ly / structural particle: used before a verb or adjective, linking it to preceding modifying adverbial adjunct

earth / ground / field / place / land / CL:片[pian4]