High-speed rail train runs at over 250 km per hour, about twice the normal speed of a regular train.

高铁运行的速度超过每小时250公里，大约是普通列车正常运行速度的两倍。

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High-speed rail train runs at over 250 km per hour, about twice the normal speed of a regular train.

高铁运行的速度超过每小时250公里，大约是普通列车正常运行速度的两倍。

youdao