1 N-COUNT (管弦乐队或合唱团的)指挥 A conductor is a person who stands in front of an orchestra or choir and directs its performance. (管弦乐队或合唱团的)指挥
2 N-COUNT 公交车售票员 On a bus, the conductor is the person whose job is to sell tickets to the passengers. 公交车售票员
3 N-COUNT 列车员 On a train, a conductor is a person whose job is to travel on the train in order to help passengers and check tickets. 列车员 [US]
in BRIT, use 英国英语用 guard
4 N-COUNT 导体 A conductor is a substance that heat or electricity can pass through or along. 导体
5See also:lightning conductor semiconductor
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