成语
liǎo rú zhǐ zhǎng
拼音：liǎo rú zhǐ zhǎng
包含了如指掌的词
了如指掌的成语接龙
了如指掌的英文翻译
know something like the palm of one\'s hand（know as one know his ten fingers; know as well as a beggar knows his bag）