语音讲解：
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　　act of spreading malicious gossip

　　传播坏话的行为

　　The young candidate was victimized by the vicious mud-slinging tactics of his opponent and had to drop out of the running.

　　这位年轻的候选人受其对手恶意诽谤的手段的伤害，不得不退出竞选。