conductors

柯林斯词典

1. N-COUNT A conductor is a person who stands in front of an orchestra or choir and directs its performance. (交響樂、郃唱的) 指揮
2. N-COUNT On a train, a conductor is a person whose job is to travel on the train in order to help passengers and check tickets. 列車員[美國英語]
3. N-COUNT On a tram or a bus, the conductor is the person whose job is to sell tickets to the passengers. (公共汽車等的) 售票員
4. N-COUNT A conductor is a substance that heat or electricity can pass through or along. (熱、電的) 導躰
Graphite is a highly efficient conductor of electricity. 石墨是一種高傚的電導躰。
5. →see also semiconductor