万事通

萬事通
wànshìtōng
jack-of-all-trades; know-it-all

CEDICT

jack of all trades; know-it-all

Wiktionary

通晓各式各样事物的人。如：「他是个无所不知，无所不晓的万事通。」也作「百事通」。

重編國語辭典

Entry Composition

1 万事 wànshì all things
2 通 tōng
  1. to go through
  2. to know well
  3. (suffix) expert
  4. to connect
  5. to communicate
  6. open
  7. to clear
  8. classifier for letters, telegrams, phone calls etc