难不倒

難不倒
nánbùdǎo
  1. not to pose a problem for sb
  2. cannot stump sb

CEDICT

无法阻碍，不会困扰。

重編國語辭典

Entry Composition

1 难 nán
  1. difficult (to...)
  2. problem
  3. difficulty
  4. difficult
  5. not good
2 不倒 bùdǎo
  1. (literary) to be unable to be knocked down
  2. (literary) to not stop; to not cease; to be continuous
  3. to be unable to be knocked down
  4. to not stop; to not cease; to be continuous