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单词 explosive trace detection
释义
Explosive Trace Detection
nnoun.artifacta system for screening luggage in airports; an agent passes a swab around or inside luggage and then runs the swab through a machine that can detect trace amounts of explosives
Synset:ETD
Hypernyms:system
Inherited Hypernyms:explosive trace detectionsysteminstrumentalityartifactwholeobjectphysical entityentity
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