Lokomotivo
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Lokomotivo esas vehilo uzata por tirar treni sur ferovoyi, qua povas movesar uzanta vaporomashino, motori di interna kombusto, exemple dizel-motoro o gaso-turbino, o mem elektromotori. Ordinare, lokomotivi pozesis avan treni por tirar li. Tamen nun li povas ank uzesar en sistemo "tiro-pulso", en qua un o plusa lokomotivi pozesas avan la treno por tirar ol, ed un o plusa lokomotivi pozesas dop la treno por pulsar ol, kande la quanto di vagoni por transportar esas multe granda.
La vorto "lokomotivo" venas de du Latina vorti: locus ("loko"), e motivus ("movado").