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SCIENCE STUDY

‘Skytrains’ run above city streets

作者:TEENS
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悬挂在铁轨上的“空中列车”。

Trains often run on or under the ground (地面). But this train travels through the air (空中)!

It is a suspended monorail train (悬挂式单轨列车). It is the fastest of its kind in China.
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