third rail
美式发音: 英式发音:na.电动机车的输电轨；〈美俚〉酒
网络释义：第三轨
网络释义
na.1.电动机车的输电轨;〈美俚〉酒
n.1.a rail from which some electrically powered trains pick up current2.an issue or situation that is highly charged, fraught with controversy, or dangerous to deal with
1.第三轨考量系钢轨 (Running Rail)之延伸，故导电轨又称之为「第三轨 (Third-Rail)」。随著电车车厢之加大、班距之密集等致负载电 …
例句释义:,电动机车的输电轨,〈美俚〉酒,第三轨1.But personnel benefits are a "third rail" issue in Congress - untouchable, she said.但是军人的薪水是国会的一件“挠头之事”——几乎不能触及。
2.The diagram above shows a top contact third rail system but there are other types as shown in this diagram.下图展示了上触式及其它类型的第三轨供电系统。
3.Third rail current collection comes in a variety of designs.第三轨受流可以设计成不同形式。
4.The third rail system uses a "shoe" to collect the current on the train.第三轨系统在列车上使用“集电靴”受电。
5.When one shoe touches the electrified third rail, all four are hot.当一个导片触及电力第三轨道，所有四个都会发热。
6.The man died after fall onto the third rail at Malden train station.这个人摔死在莫尔登火车站的第三条铁轨上
7.Third rail current collection shoe and its distance to track side轨受流器和它到轨道的距离
8.Study on Electrical Sectioning Protection of Third Rail with Minor Spacing in Subway地铁第三轨小间距电分段保护研究
9.Design of train bus circuit for metro vehicles with third rail power supply第三轨供电地铁车辆列车母线电路的设计
10.Development and design of TRS (Third Rail System);（三轨系统）产品研发设计；