1、铁路穗
I was near the point of breakdown » 我是很近的点的分类 railroad spike » 铁路穗 Protect from light and moisture » 保护免受热、光和湿气。 .
2、道钉
... railroad sleeper 铁路轨枕 railroad spike 道钉 railroad switch 转辙器 ...
3、铁路道钉
...铁路车站 railway station;铁路道钉 railroad spike;铁路道口 railway crossing; ...