| 单词 | grey area |
| 释义 | grey area aspect, topic, etc that does not fit into a particular category, and is therefore difficult to deal with 灰色区域（不易归类故难以处理的方面、 题目等） When the rules for police procedure were laid down, a lot of grey areas remained. 警方的程序规章定立後, 遗留下许多难以处理的灰色区域. |
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