明察暗访 míngchá'ànfǎng to conduct a thorough investigation Origin Definitions Defs Strokes Stroke Words Sentences Sents 明察 míngchá to inspect openly to conduct an open and public investigation or inspection, often used in contrast to secret inquiries or investigations暗访 暗訪 ànfǎng to investigate in secret to make secret inquiries; to go undercover to investigate or visit something