不難理解。

It's not hard to understand.

Source: Tatoeba

Sentence Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
=2 難 nán
  1. difficult (to...)
  2. problem
  3. difficulty
  4. difficult
  5. not good
=2 難 nàn
  1. disaster
  2. distress
  3. to scold
3 理解 lǐjiě to comprehend; to understand