名詞 locomotive:

1. a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks
   同義詞：engine, locomotive engine, railway locomotive

形容詞 locomotive:

1. of or relating to locomotion
   同義詞：locomotor

1. A noisy puffing or explosive sound, such as one made by a locomotive.
   噗噗聲一種嘈雜的噗噗或爆炸聲，比如火車(chē)頭發(fā)出的聲音
2. How many coaches can that locomotive pull?
   那個(gè)火車(chē)頭能拉多少節(jié)車(chē)廂?
3. He is a locomotive engineer.
   他是一名火車(chē)司機(jī)。
4. The steam locomotives were superseded by diesel units.
   蒸汽機(jī)車(chē)已被柴油內(nèi)燃機(jī)車(chē)所取代。

lo.co.mo.tive

n.（名詞）
A self-propelled vehicle, usually electric or diesel-powered, for pulling or pushing freight or passenger cars on railroad tracks.
機(jī)車(chē)：一種自行推進(jìn)的車(chē)輛，通常用電力或內(nèi)燃機(jī)作動(dòng)力，用于推或拉鐵軌上的貨車(chē)或客車(chē)
A driving or pulling force; an impetus:
動(dòng)力：驅(qū)策力或拉力；推動(dòng)力：
例句：
.The US could no longer serve as the locomotive for the world economy.(George Soros)
.美國(guó)再也無(wú)力承擔(dān)世界經(jīng)濟(jì)推動(dòng)力的重任了.(喬治·索羅斯)

adj.（形容詞）

Of, relating to, or involved in locomotion.
運(yùn)動(dòng)的：四處移動(dòng)的、與之相關(guān)的或參與其中的
Serving to put into motion or propel forward:
推動(dòng)的：用于使運(yùn)動(dòng)或向前推進(jìn)：
例句：
.It may be that the founding fathers overestimated the locomotive force of the collective and mutual self-interest.(Ian Davidson)
.開(kāi)國(guó)功勛們可能過(guò)高地估計(jì)了集體的和相互的個(gè)人利益所能起的推動(dòng)作用.(伊安·戴維森)

Able to move independently from place to place.
機(jī)動(dòng)的：能獨(dú)立地從一地移動(dòng)到一地的
Of or relating to a self-propelled locomotive.
自行推進(jìn)的：自行推進(jìn)的機(jī)車(chē)的或與之相關(guān)的
Of or relating to travel.
旅行的：旅行的或與旅行相關(guān)的

來(lái)源：
Latin locô [from a place] [ablative of] locus [place]
拉丁語(yǔ) locô [從一個(gè)地方] [] locus的奪格 [地方]
Medieval Latin môtovus [causing motion] * see motive
中世紀(jì)拉丁語(yǔ) môtovus [引起運(yùn)動(dòng)] *參見(jiàn) motive