| 成语拼音 | liǎo rú zhǐ zhǎng |
| 成语解释 | 了明白；指掌指着手掌。形容对事物了解得非常清楚，象把东西放在手掌里给人家看一样。 |
| 成语出处 | 《论语·八佾》或问秂之说。子曰”不知也；知其说者之于天下也，其如示诸斯乎！”指其掌。”何晏集解引包咸曰孔子谓或人言知秂礼之说者，于天下之事，如指示掌中之物，言其易了。 |
| 成语举例 | 只这一相形之下，美丑高低，便～了。★闻一多《冬夜评论》 |
| 成语英文 | 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> |
| 近义词 | 一目了然、一清二楚、洞若观火 |
| 反义词 | 疑团莫释、一团漆黑 |
| 成语接龙 | 掌上观文 |
