engine
英 ['end??n]
美['?nd??n]
- n. 引擎，發(fā)動機；機車，火車頭；工具
英英釋意
- 1. motor that converts thermal energy to mechanical work
- 2. something used to achieve a purpose;
- "an engine of change"
- 3. a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks
