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Scientists measured the loudness of the alarm in phons to ensure it met safety standards.
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Scientists measured the loudness of the alarm in phons to ensure it met safety standards.
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Related words
loudness
Noun
countable
uncountable
Japanese Meaning
音の圧力の知覚的な強さ（ソーンまたはフォンで測定される） / 音圧レベルの物理的な強さ（デシベルで測定される）
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