Read Edit View history 研钻 yánzuān to study intensively Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 研钻/ 研鑽 yánzuān to study intensively to examine or research in great depth; to delve into a subject of study Edit Delete References Add reference variant 钻研/鑽研 → 研钻/研鑽 Edit Delete
研钻/ 研鑽 yánzuān to study intensively to examine or research in great depth; to delve into a subject of study Edit Delete