Train is a common traffic tool. Safety and comfort are two most considered factors for passengers.
列车作为一种交通工具，其安全性和舒适性是人们最为关心的两个因素。
The EV as a true saving on fuel and environmental protection traffic tool has been taken seriously again after experienced hard time over 100 years.
纯电动汽车作为真正意义上的节能、环保交通工具，在经历了100多年风风雨雨后的今天又重新被人们所重视。
The EV as a true saving on fuel and environmental protection traffic tool has been taken seriously again after experienced hard time over 100 years.
纯电动汽车作为真正意义上的节能、环保交通工具，在经历了100多年风风雨雨后的今天又重新被人们所重视。
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