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挪威极地研究所的金·霍尔曼说,他管理的一些设备能够检测到2千米外一支点燃的香烟。
Kim Holmen of the Norwegian Polar Institute says some of his equipment could detect a cigarette at 2km.
youdao
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挪威极地研究所的金·霍尔曼说,他管理的一些设备能够检测到2千米外一支点燃的香烟。
Kim Holmen of the Norwegian Polar Institute says some of his equipment could detect a cigarette at 2km.
youdao