排洩系統 pái xiè xì tǒng

DEFINITIONS

  1. drainage system
  2. excretory system

CHARACTERS

排 pái
HSK 4
row, rank, line
洩 xiè leak, drip; vent or release
系 xì
HSK 1
system; line, link, connection
統 tǒng govern, command, control; unite