verb · to clean up or eliminate corruption, undesirable elements, or bad habits from an organization

政府决心整肃纪律以提高工作效率。

adjective · strict, serious, or dignified in appearance or atmosphere

会场内的气氛庄严而整肃。

verb · to put in order or adjust, especially one's clothing or appearance

他在出门前仔细地整肃了衣冠。