慢速英语:美国华盛顿州列车脱轨

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n. 机车; 火车头; 
adj. 移动的; 运动的; 

[例句]Steam locomotives pumped out clouds of white smoke..蒸汽机车喷出一团团白烟。

infrastructure

n. 基础设施; 基础建设; 

[例句]The infrastructure, from hotels to transport, is old and decrepit..从宾馆到交通，所有的基础设施都已陈旧失修。

per hour

[词典] 每小时; 

[例句]We averaged 42 miles per hour..我们的平均时速是每小时42英里。

inaugural

adj. 就职的，就任的; 创始的，最早的; 
n. 就职演说; 就职典礼; 

[例句]In his inaugural address, the President appealed for unity..总统在他的就职演说中呼吁国家统一。

maglev

n. 磁力悬浮火车（的）; 

[例句]People can ride on the maglev in Shanghai in the near future..在不久的将来，人们就可以在上海坐磁浮列车了。