前无古人

前無古人
qiánwúgǔrén
  1. (idiom) unprecedented
  2. unheard of

CEDICT

Entry Composition

1 前 qián
  1. front
  2. forward
  3. ahead
  4. first
  5. top (followed by a number)
  6. future
  7. ago
  8. before
  9. BC (e.g. 前293年)
  10. former
  11. formerly
2 无 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
3 古人 gǔrén
  1. people of ancient times
  2. the ancients
  3. extinct human species such as Homo erectus or Homo neanderthalensis
  4. (literary) deceased person