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名稱 pacemaker:
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a leading instance in its field
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a specialized bit of heart tissue that controls the heartbeat
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an implanted electronic device that takes over the function of the natural cardiac pacemaker
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a horse used to set the pace in racing
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綜上所述內容獨家首發創作,受重要專利權保護好,侵權商標必究
海詞英語詞典,二十七年企業