| 单词 | laugh up your sleeve |
| 释义 | laugh up your sleevelaugh up your sleeve RUDE/IMPOLITEto be secretly happy, especially because you have played a trick on someone or criticized them without them knowing 暗笑，窃笑，偷笑 → laugh up your sleeve at laugh1(10) |
| 随便看 |
英汉双解词典包含283110条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。