| 单词 | keep a straight face |
| 释义 | keep a straight face keep a straight face ► C2 to manage to stop yourself from smiling or laughing: » She tried to keep a straight face but, unable to contain herself, burst into laughter. |
| 随便看 |
英语词典包含67674条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。