易学难精

易學難精
yìxuénánjīng

to be easy to pick up but hard to master

Wiktionary

Entry Composition

=1 易学 Yìxué study of the Book of Changes 易经 Yìjīng
=1 易学 yìxué easy to learn
=2 难 nán
  1. difficult (to...)
  2. problem
  3. difficulty
  4. difficult
  5. not good
=2 难 nàn
  1. disaster
  2. distress
  3. to scold
=3 精 jīng
  1. essence
  2. extract
  3. vitality
  4. energy
  5. semen
  6. sperm
  7. mythical goblin spirit
  8. highly perfected
  9. elite
  10. the pick of sth
  11. proficient (refined ability)
  12. extremely (fine)
  13. selected rice (archaic)
=3 精 jìng
  1. (historical dictionaries only) strong
  2. strong