視聽材料 shì tīng cái liào

DEFINITIONS

  1. evidence of material seen and heard
  2. oral testimony

CHARACTERS

視 shì look at, inspect, observe, see
聽 tīng hear, listen; understand; obey
材 cái
HSK 4
material, stuff; timber; talent
料 liào
HSK 3
consider, conjecture; materials, ingredients