third rail 轨道供电 ; [铁路] 第三轨 ; 导电轨 ; 第三杆
third rail line 三轨路
third rail conductor 第三轨导电器
the third rail 第三轨
Third-rail feeding 第三轨供电
third rail insulator 第三轨绝缘器
mild steel third rail 低碳钢接触轨
third rail collector [铁路] 第三轨受电器
third rail current collector 第三轨集电器
That is a slightly lower proportion than in Greece or Sweden, but far higher than in America, where raising fuel taxes is nonetheless said to be a "third rail", deadly to politicians.
比希腊和瑞典低一些，但是远远的高于美国。在美国，提高燃油税就像是第三铁道，对于政客来说是致命的。
The trains are also packed with locals following the decision in the middle of 2008 by Thailand's rail network to offer free third-class travel for Thai nationals on certain routes.
根据泰国铁路网在2008年中旬的决定，列车同时也为当地人提供某些路线的三等车厢搭载服务。
According to Environment America, high-speed rail USES a third less energy per mile than auto or air travel, and a nationwide system could reduce oil use by 125 million bbl. a year.
根据美国环境署资料，高铁和汽车或者飞机相比每公里使用能源最少，而一个全国范围的系统将能每年减少使用1.25亿桶的石油。
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