metal detector
noun /ˈmetl dɪtektə(r)/
/ˈmetl dɪtektər/
- an electronic device that you use to look for metal objects that are buried under the ground
金属矿藏探测器 - an electronic machine that is used, for example at an airport, to see if people are hiding metal objects such as weapons
Topics Transport by airc1(机场等处的)金属物品检测机