No-one knows why the train derailed.

没人知道火车为什么会脱轨。

柯林斯例句

The train derailed and plunged into the river.

火车脱轨栽进了河里。

《牛津高阶英汉双解词典》

The train was derailed.

火车脱轨了.

互联网

The streetcar was derailed.

电车脱轨了.

互联网

The train derailed and a number of passengers were pinned under the carriages.

火车出了轨,一些乘客被困在车厢下.

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