conductor

conductor
noun

a person who directs the performance of an orchestra or choir
（管弦乐队或合唱团的）指挥
a person who collects fares and sells tickets on a bus
（公共汽车的）售票员
■(N. Amer.)an official in charge of a train; a guard
(北美)列车长
(Physics)a material or device that conducts or transmits heat or electricity, especially when regarded in terms of its capacity to do this
(物理)导体
most polymers are poor conductors.
大多数聚合物是不良导体。
■short for lightning conductor
lightning conductor 的简称
(Brit.)a person who is trained to provide conductive education
(英)传导教育的引导者

派生
conductorship
noun

语源

late Middle English (denoting a military leader): via Old French from Latin conductor, from conducere 'bring together' (see conduct)

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