lie detector

名词 n.
中文释义

英文释义

名词 n.
  1. A device designed to detect or indicate when a person is lying by measuring and recording several physiological variables. informal
    — It is a lie detector; with its aid one can plumb the bottomless pits of a chap's subconscious mind, and fathom all the mysteries of his subliminal ego.

词形变化

lie detectors plural lie-detector alternative

词源

From lie + detector. First use appears c. 1909. See cite below.
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