grey zone
noun [ C usually singular ] UK (US gray zone) uk/ˈɡreɪ ˌzəʊn/ us/ˈɡreɪ ˌzoʊn/
灰色区域（一国损害他国但不一定违反法律的战争行为）
activities by a state that are harmful to another state and are sometimes considered to be acts of war, but are not legally acts of war
Conflict in the grey zone has no single agreed-upon definition. 无法统一定义发生在灰色区域的冲突。
The grey zone between war and peace has grown considerably. 战争与和平之间的灰色区域已大大增加。
See also: hybrid warfare
- More examples
- Grey zones can be an important element of hybrid warfare.
- They got caught crossing the line from the grey zone that lies between peace and war.
- There is a large grey zone between normal and abnormal levels.
- Even when rules aren't broken, researchers often work in an ethical grey zone by offering children or their parents gift certificates to take part in research.