| 释义 |
metal detectorn.（名词）- A device that senses the presence of metal, especially:金属探测器：感应金属存在的仪器，尤其是：
- A hand-held unit used in searching an area for coins or other metal objects.手持式金属探测器：用以搜寻某个地区的钱币或是金属物体的手持式仪器
- A gatelike structure through which a person passes, used in detecting concealed weapons such as guns and knives.金属探测门：让人通过的门状装置，用以侦测例如刀枪等藏匿的武器
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