一般公共汽车上啊、列车上，人们的举止文明在不同程度上都有所改观。
Generally in busses and trains I think that people's manners have improved in many ways.
但是，锂电池寿命较短，当前它们只能用上5至7年，而一台列车的寿命一般为30年。
These batteries, however, have a short lifespan.At the moment, they last about five to seven years, compared with a train's average life of 30 years.
而他的装甲列车队(据说长度约等于90节列车厢)一般只用于护送他往来于自己的秘密地下建筑群。
His armored train convoy, reportedly up to 90 carriages long, is typically only used to shepherd him between his secret underground compounds.
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