PMan area between two armies, that is intended to separate them so that they do not fight 〔军事〕缓冲地带,缓冲区
Examples from the Corpus
buffer zone• Each park will be bordered by a buffer zone where environmentally friendlyfarming will be encouraged.• Severeobesityrepresents a buffer zone between you and the world.• Do you really expect us to believe, as you say, that many people feel the buffer zone should be scrapped?• These buffer zones would be similar to the quietzones around hospitals.