momentary impulse
definitions
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A sudden, brief, and often irrational urge or desire to act without prior thought or planning.ko: 순간적 충동
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A transient physical sensation or a short-lived electrical signal occurring in a biological or mechanical system.ko: 짧은 자극
examples
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He bought the expensive watch on a momentary impulse.
그는 순간적인 충동으로 그 비싼 시계를 샀다.
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The sensor detected a momentary impulse in the electrical circuit.
센서가 전기 회로에서 짧은 자극을 감지했다.