洪大。形容说话或歌唱的声音洪亮，如同敲击大钟似的。
明·冯梦龙《东周列国志》第七十二回忆胥目如闪电，声如洪钟。”
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Learn the next connected idiom: 声如洪钟 (shēng rú hóng zhōng) → 钟灵毓秀 (zhōng líng yù xiù)
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