过硬

過硬
guòyìng
  1. to have perfect mastery of sth
  2. to be up to the mark

CEDICT

Entry Composition

=1 过 guò
  1. to cross
  2. to go over
  3. to pass (time)
  4. to celebrate (a holiday)
  5. to live
  6. to get along
  7. excessively
  8. too-
=1 过 guo (experienced action marker)
2 硬 yìng
  1. hard; stiff; solid
  2. (fig.) strong; firm
  3. resolutely; uncompromisingly
  4. laboriously; with great difficulty
  5. good (quality); able (person)
  6. (of food) filling; substantial