第三个立方体是一个突出的平台，上面装有滑索和一个高高的绳索轨道。
The third one is the start platform for a rope slide and a high rope track.
正文第三部分重点论述了轨道交通复兴的表现。
The body of the third part focuses on the revival of rail transit performance.
正文第三部分重点论述了轨道交通复兴的表现。
The body of the third part focuses on the revival of rail transit performance.
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