不擇手段

不择手段
bùzéshǒuduàn
  1. by fair means or foul
  2. by hook or by crook
  3. unscrupulously

CEDICT

  1. (derogatory) to take any measures to do something; to stop at nothing; by hook or by crook; unscrupulously
  2. to take any measures to do something; to stop at nothing; by hook or by crook; unscrupulously

Wiktionary

為了達到目的，什麼惡劣方法都會採用。

重編國語辭典

為了達到目的，什麼惡劣方法都會採用

維基詞典

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 擇 zé
  1. to select
  2. to choose
  3. to pick over
  4. to pick out
  5. to differentiate
  6. to eliminate
  7. also pr. zhái
3 手段 shǒuduàn
  1. method; way; means (of doing sth)
  2. skill; ability
  3. trick; wile