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调研
diào​yán HSK6

investigation

Definitions Defs Origin Strokes Stroke Words Sentences Sents
  1. 调 調 diào verb
    abbreviation of 调查 調查 diào​chá
    to investigate
    to investigate; to survey; to inquire into actual conditions
  2. 研 yán verb
    abbreviation of 研究 yán​jiū
    to research
    to study or investigate a subject systematically