贬义铜头蛇美国南北战争时同情南方的北方人北方对这些人的称呼
The derogatory term "Copperhead snake" was used by northerners who sympathized with the South during the American Civil War to refer to these people
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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