Read Edit View history 衰减 shuāijiǎn HSK7 attenuate Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 衰减/衰減 · shuāijiǎn · attenuate 2026/03/04 衰减 / 衰減 shuāijiǎn attenuate to decrease in strength, intensity, or amplitude, typically referring to signals, waves, or physical energy 由于距离太远，无线电信号发生了严重的衰减。 verb created sense Mar 4, 2026, 02:25 AM