| 单词 | 铁路轨道 |
| 释义 | 〔snowplow〕A plowlike device or vehicle used to remove snow, especially from roads and railroad tracks.扫雪机：用来扫雪，特别是扫除道路和铁路轨道上的雪的犁状装置或车辆〔railroad〕A system of railroad track, together with the land, stations, rolling stock, and other related property under one management.铁路系统：铁路轨道和土地、车站、车辆和其它属于同一部门管理的相关财产的体系〔crosstie〕A transverse beam or rod serving as a support, especially a beam that connects and supports the rails of a railroad.横木，枕木：一种起支撑作用的横向木杆，尤指连接和支承铁路轨道的枕木〔torpedo〕A small explosive placed on a railroad track that is fired by the weight of the train to sound a warning of an approaching hazard.信号雷管：一种置于铁路轨道上的小型爆炸物，由火车的重量引爆，这样来预警临近的危险〔gantlet〕To converge (railroad tracks) to form a gantlet.使（两股铁路轨道）汇聚以形成套式轨道〔turntable〕A circular horizontal rotating platform equipped with a railway track, used for turning locomotives, as in a roundhouse.转车台：一种圆形的水平平台，可旋转，配有铁路轨道 ，用来使机车转向，如在圆形机车库中的调车转台〔gantlet〕A section of double railroad tracks formed by the temporary convergence of two parallel tracks in such a way that each set remains independent while traversing the same ground, affording passage at a narrow place without need of switching.套式铁轨：一段铁路轨道，其中两股道由于两条平行轨道暂时会聚而重叠，并使得每一股轨道都各有一根钢轨位于另一股轨道的两根钢轨之间，使得在狭窄的地方不需要换轨 |
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