Read Edit View history 了若指掌 Origin Definitions Defs Strokes Stroke Words Sentences Sents created reference approved 了若指掌/瞭若指掌 → 了如指掌 (see) 2026/03/04 了若指掌 / 瞭若指掌 liǎoruòzhǐzhǎng 了如指掌 liǎorúzhǐzhǎng see created reference Mar 4, 2026, 02:25 AM