conductor
/kənˈdʌktə/
n.
标准词条
CET-4
一句话记住
指挥;售票员;导体
释义与例句
n.
指挥;售票员;导体
a person who directs a group of musicians, a person who checks tickets on a bus or train, or a material that allows electricity or heat to pass through it
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The conductor raised his baton and the orchestra began.
指挥举起指挥棒,管弦乐队开始演奏。
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The bus conductor asked to see our tickets.
公共汽车售票员要求查看我们的车票。
展开其余 1 条例句
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Copper is a good conductor of electricity.
铜是良导电体。
词源与构词
记忆钩子
conduct(引导、传导)+ -or(人或物)= 引导者或传导物;既可指人(指挥、售票员),也可指物(导体)。
词族与关联词
词族(同一词根派生出的不同词性或形式)
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conduct 指挥;进行;行为conductor 的动词或名词原形,可指指挥、实施或人的行为举止。
同义词
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guide 向导;引导者conductor 可指乐队指挥、售票员或导电体;guide 主要指带路的人或指导者,不用于表示导电材料。The guide led the group through the old town. 向导带着这群人穿过了老城区。
反义词
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insulator 绝缘体;绝热体在“导电体”这一义项上,conductor 与 insulator 构成直接对立:前者导电,后者不导电。Rubber is a good insulator and is used in electric cables. 橡胶是良好的绝缘体,用于电缆中。
常见搭配
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bus conductor 公共汽车售票员The bus conductor helped the elderly passenger find a seat. 公共汽车售票员帮那位老年乘客找了个座位。
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good conductor 良导体Silver is an even better conductor than copper. 银是比铜更好的导体。