堆积如山 duī jī rú shān

DEFINITIONS

  1. to pile up like a mountain (idiom)
  2. a mountain of (paperwork etc)
  3. a large number of sth

CHARACTERS

堆 duī heap, pile, crowd; pile up
积 jī accumulate, store up, amass
如 rú if, supposing; as if; like, as
山 shān mountain, hill, peak