detector

1. A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.

   Smoke detectors are mandatory in public buildings.

2. A device capable of registering a specific substance or physical phenomenon, and that optionally sounds an alarm or triggers a warning.

   An indicator showing the depth of the water in a boiler.

3. A galvanometer, usually portable, for indicating the direction of a current.

4. A device measuring radiation or electromagnetic waves.

1. Tom failed the lie detector test.

   Том не пройшов перевірку на поліграфі.

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2. Tom walked through the metal detector.

   ruТом прошёл через металлодетектор.

   deTom ging durch den Metalldetektor.

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3. Have you ever taken a lie detector test?

   ruТы когда-нибудь проходил тест на детекторе лжи?

   deHast du dich schon einmal einem Lügendetektortest unterzogen?

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4. I want to buy a really good smoke detector.

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5. Tom was asked to take a lie detector test.

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