| 单词 | 枕木 |
| 释义 | 〔superstructure〕The rails, sleepers, and other parts of a railway.铁路上部结构：铁路之铁轨、枕木及其他部分〔roadbed〕The foundation upon which the ties, rails, and ballast of a railroad are laid.路基：其上可铺铁道的枕木、铁轨和道碴的地基〔metal〕Broken stones used for road surfaces or railroad beds.筑路碎石：用于铺路面或用于填塞铁轨枕木间空隙的碎石〔tie〕One of the beams, usually made of wood, that are laid across a railroad bed to secure the rails.枕木：横放在铁路基上以固定铁轨的梁中的一根，通常为木制〔railroad〕A road composed of parallel steel rails supported by ties and providing a track for locomotive-drawn trains or other wheeled vehicles.铁路：一种由枕木所支撑的平行的钢轨构成的路，为自动牵引火车或其它有轮车辆提供轨道〔roadbed〕A layer of ballast directly under the ties.道碴：直接铺在枕木下的石碴〔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 |
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