railway sleeper

• 枕木；轨枕

railway sleeper的用法和样例：

例句

1. Many sleepers were fixed on a railway.
   一条铁路上有许多固定了的枕木。
2. 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。