sleepers

英语音标

英语翻译

n.枕木

英语例句

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

Pre-stressed concrete sleepers that have been designed to replace the conventional wooden ones have been tested. 预应力混凝土枕木用来替代传统的木质枕木并已通过了试验。