雷厲風行

雷厉风行
léilìfēngxíng
pass like thunder and move like the wind (idiom); swift and decisive reaction

CEDICT

  1. (when carrying out orders, policies, etc.) vigorously and speedily; vigorously and resolutely; swift and decisive
  2. vigorously and speedily; vigorously and resolutely; swift and decisive

Wiktionary

像打雷般猛烈，如颳風般快速。比喻執行政令嚴格迅速。《老殘遊記．第四回》：「玉大人雷厲風行的幾天也沒有拿著一個人。過了幾天，又搶了一家子。」《文明小史．第二四回》：「你看上頭出來的條教雷厲風行，說得何等厲害，及至辦到要緊地方，原來也是稀鬆的。」也作「雷厲風飛」。

重編國語辭典

Entry Composition

1 雷 léi
  1. thunder
  2. (bound form) (military) mine, as in 地雷 dìléi land mine
  3. (coll.) to shock; to stun; to astound
  4. (Tw) (coll.) spoiler
  5. (Tw) (coll.) to reveal plot details to (sb)
2 厲風 lìfēng
  1. (literary) northwest wind
  2. (literary) strong wind
  3. (literary, figuratively) to influence with one's noble acts
  4. northwest wind
  5. strong wind
  6. to influence with one's noble acts
3 行 xíng
  1. (bound form) to walk; to go; to travel
  2. (literary) trip; journey; visit
  3. (bound form) temporary; makeshift
  4. (bound form) current; in circulation
  5. (bound form) to do; to perform
  6. capable; competent
  7. all right; OK!; will do
  8. behavior; conduct (Taiwan pr. xìng)
  9. (literary) about to; soon