Definition

Examples

• 做事不能蛮干，要三思而行。
  Zuò shì bù néng mán gàn, yào sān sī ér xíng.
  Don't act recklessly; think twice before you act.
• 他蛮干的结果是浪费了很多人力。
  Tā mán gàn de jiéguǒ shì làngfèi le hěnduō rénlì.
  His foolhardy actions wasted a lot of manpower.
• 我们不要蛮干，要讲究方法。
  Wǒmen bú yào mán gàn, yào jiǎngjiu fāngfǎ.
  We shouldn't act rashly; we need to use proper methods.