Translation guide
A device that detects metal objects, commonly used in security screening, treasure hunting, and industrial applications.
The physical device used to detect metal, whether handheld or walk-through.
The standard term for a metal detector, used in security, archaeology, and hobby contexts.
I went through a metal detector at the airport.
He is treasure hunting with a metal detector.
A variant of 金属探知機, slightly less common but still widely understood. The character 器 emphasizes 'instrument'.
This metal detector has high sensitivity.
Shortened form, but ambiguous without context. Can refer to any detector (e.g., gas detector). Use only when context is clear.
The detector reacted.
Specifically the gate-type metal detector used at airports and event venues.
The portable wand used for secondary screening.
In everyday conversation, 金属探知機 is the safest choice. For security contexts, 金属探知ゲート or ハンディ金属探知機 may be more precise. Avoid 探知機 alone unless the context is obvious.
They checked inside my shoes with a metal detection wand.