yíng​piān​lěi​dú

voluminous

  1. yíng adjective
    to fill
    (bound form) to fill; to be full; to overflow
  2. piān nounadjective
    piece of writing
    A complete piece of writing like an article, poem, or essay; also used historically for a bound set of bamboo slips used for record keeping.
  3. lěi verbnoun
    to accumulate
    (bound form) to pile up; to accumulate; to build up
  4. document
    (bound form) official document; letter; book