了如指掌
拼音 liǎo rú zhǐ zhǎng
注音 ㄌㄧㄠˇ ㄖㄨˊ ㄓˇ ㄓㄤˇ
词性 动词 基本解释
◎ 了如指掌 liǎorúzhǐzhǎng[have sth.at one’s fingertips; know as one know his ten fingers; know like a book; know as well as a beggar knows his bag] 形容对情况极为清楚 对他们的活动,他完全了如指掌
相关汉字
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