简明英汉词典（2） ... acoustical damper || 消声器, 吸声器 acoustical dead || 声滞的 acoustical design || 声学设计, 音质设计 ...
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N any of several South American rodents of the genus Myoprocta, closely related to the agoutis but much smaller, with a white-tipped tail: family Dasyproctidae 南美长尾刺鼠
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