motive power source 动力来源
electric motive power 电动动力
mechanical motive power 机械动力
provide motive power 提供动力
use motive power 使用动力
main motive power 主要动力
harness motive power 利用动力
1. Electricity is a common form of motive power in modern factories.
电力是现代工厂中常见的动力来源。
2. Steam was once the main motive power for trains.
蒸汽曾是火车的主要动力。
3. Human curiosity is a strong motive power for scientific discovery.
人类的好奇心是科学发现的重要动力。
4. The engine converts fuel into motive power.
发动机将燃料转化为动力。
A: What provides the motive power for this machine?
A：这台机器的动力来源是什么？
B: It uses electricity as its motive power.
B：它以电力作为动力来源。
1) 机械或设备运行所需的动力来源
2) 推动交通工具或系统运转的能量
3) 比喻推动行动或发展的内在动力
1. 动力；驱动力（用于机械或系统）
e.g.
Steam was the motive power of early trains.
蒸汽是早期火车的动力来源。
2. 推动力；内在动力（比喻用法）
e.g.
Ambition is the motive power behind his success.
雄心是他成功背后的动力。
noun
1. energy or force that makes something move or operate, especially machines or systems; also used metaphorically for driving force behind actions.
Synonym: driving force, propulsion