| 单词 | Category A |
| 释义 | Category Aadjective British 1. (of a prisoner) regarded as highly dangerous and therefore requiring constant observation and maximum security 2. (of a prison or prison unit) designed for such prisoners |
| 随便看 |
英语词典包含233703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。