crosstie

汉语翻译

n. 枕木

英语解释：

名词 crosstie:

1. one of the cross braces that support the rails on a railway track
   同义词：tie, railroad tie, sleeper

详细解释：

cross.tie

n.（名词）
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