n.[C]

1. 領導者；管理人；響導
   the conductor of an expedition

   遠征隊隊長

2. （合唱團、樂隊等的）指揮
3. （電車、巴士的）車掌；【美】（火車的）隨車服務員
4. 【物】導體；避雷針
   Copper is a good conductor of electricity.

   銅是電的良導體。

n.

1. a person who conducts an orchestra or choir.
2. a person who collects fares on a bus.
   ▸N. Amer. a guard on a train.
3. Physics  a material or device that conducts heat or electricity.

[名]

1. 樂隊指揮。