locomotive

n. 火车头, 机车
a. 运转的, 火车头的, 移动的
【医】 运动的, 行动的

lo.co.mo.tive

n.（名词）
A self-propelled vehicle, usually electric or diesel-powered, for pulling or pushing freight or passenger cars on railroad tracks.
机车：一种自行推进的车辆，通常用电力或内燃机作动力，用于推或拉铁轨上的货车或客车
A driving or pulling force; an impetus:
动力：驱策力或拉力；推动力：
例句：
.The US could no longer serve as the locomotive for the world economy.(George Soros)
.美国再也无力承担世界经济推动力的重任了.(乔治·索罗斯)

adj.（形容词）


Of, relating to, or involved in locomotion.
运动的：四处移动的、与之相关的或参与其中的
Serving to put into motion or propel forward:
推动的：用于使运动或向前推进：
例句：
.It may be that the founding fathers overestimated the locomotive force of the collective and mutual self-interest.(Ian Davidson)
.开国功勋们可能过高地估计了集体的和相互的个人利益所能起的推动作用.(伊安·戴维森)

Able to move independently from place to place.
机动的：能独立地从一地移动到一地的
Of or relating to a self-propelled locomotive.
自行推进的：自行推进的机车的或与之相关的
Of or relating to travel.
旅行的：旅行的或与旅行相关的

来源：
Latin locô [from a place] [ablative of] locus [place]
拉丁语 locô [从一个地方] [] locus的夺格 [地方]
Medieval Latin môtovus [causing motion] * see motive
中世纪拉丁语 môtovus [引起运动] *参见 motive