| 释义 |
railway sleeper
基本例句
枕木;轨枕
Many sleepers were fixed on a railway.一条铁路上有许多固定了的枕木。
The most important severe hazard risk is the ground contact condition which arises in transmission poles, fence posts and railway sleepers.危害木材最严重的情况，是在木材与地基接触的条件下发生的，为通讯电杆，栅栏柱材和铁路枕木。 |