pace maker
英
美
- maker n.制造者;制定者Maker:上帝.
- pace n.速度;步伐;(一)步v.踱步;(用步)测;(马)溜蹄走prep.用在人名前(礼貌的表达不同意见)
名词 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