yán
五笔：DYG
仓颉：MRYMR
四角：10661
郑码：GSVV
部首：石
总笔画：12
统一码：扩展A U+40B4
字形分析：左右结构
英语 (same as U+7814 研) to rub; to grind; to powder, to go the very source; to study; to investigate; to research; to examine; to search into carefully
【字彙補】五堅切，音硏。䂴考也。
