The "fox" was a seat suspended by pulleys from an overhead rope, much like the device sailors use to transfer men between ships.

狐蝠是从高架的绳子的滑轮上悬下来的座椅，很像水手使用的在船与船之间进行人员转移的装置。

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There was no ceiling, only crooked, bare rafters overhead, conveniently accessible for a rope to hang from. A most suitable place, indeed, for such a purpose.

这是个上吊的好地方，屋顶上没有顶棚，弯弯扭扭的木头椽子露在外面，随便哪根椽子都可以搭上绳子。

youdao

There was no ceiling, only crooked, bare rafters overhead, conveniently accessible for a rope to hang from. A most suitable place, indeed, for such a purpose.

这是个上吊的好地方，屋顶上没有顶棚，弯弯扭扭的木头椽子露在外面，随便哪根椽子都可以搭上绳子。

youdao