| 单词 | help key |
| 释义 | help keyhelp keyThe keyboard key that is pressed in order to obtain help when working in an application. In the Windows environment, the help key is function key F1. |
| 随便看 |
|
英语词典包含2567994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。