| 字词 | 了如指掌 |
| 释义 | 了如指掌 熟 know sb/sth like the palm/back of one's hand; know/read sb/sth like a book; have sth at one's fingertips; have a thorough knowledge (of); know thoroughly 他对我了如指掌。He could read me like a book. 她对当地的情况了如指掌。She knows the place very well. 我们对双方的实力了如指掌。We know the strengths and weaknesses of both sides like the palm of our hand. 这本教材的内容，他了如指掌。He is very familiar with what is in this textbook. |
| 随便看 |
汉译英翻译词典收录239685条汉英翻译词条，基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等，是英语学习的有利工具。