Read Edit View history 奈培 nàipéi neper Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 奈培 · nàipéi · neper 2026/03/04 奈培 nàipéi neper neper (unit of ratio, Np) 奈培是描述信号增益或衰减的一个单位。 proper name created sense Mar 4, 2026, 02:25 AM