了若指掌 liǎoruòzhǐzhǎng to know something inside out Definitions Defs Origin Strokes Stroke Words Sentences Sents 了若指掌 瞭若指掌 liǎoruòzhǐzhǎng to know something inside out to know something or someone extremely well, as if looking at things on the palm of one's hand; to know like the back of one's hand Frequency Written text 0.132 per million Cross-References Same as 了如指掌 liǎorúzhǐzhǎng了如指掌 liǎorúzhǐzhǎng Sources Frequency data BCC Corpus (BLCU)
了若指掌 瞭若指掌 liǎoruòzhǐzhǎng to know something inside out to know something or someone extremely well, as if looking at things on the palm of one's hand; to know like the back of one's hand Frequency Written text 0.132 per million Cross-References Same as 了如指掌 liǎorúzhǐzhǎng了如指掌 liǎorúzhǐzhǎng Sources Frequency data BCC Corpus (BLCU)
