平地起風波 píng dì qǐ fēng bō

DEFINITIONS

  1. trouble appearing from nowhere
  2. unforeseen situation

CHARACTERS

平 píng flat, level, even; peaceful
地 dì earth; soil, ground; region
起 qǐ rise, stand up; go up; begin
風 fēng wind; air; manners, atmosphere
波 bō waves, breakers; undulations