It is constructed out of metal plates and rods , arranged helically around a retort stand , and shows one complete turn of the famous double helix .

它由一些金属板和金属棒构架组成，呈螺旋形地围裹在一个蒸馏架上，展示了那个知名的完整双螺旋的旋转。

I don 't want to be joined to another object by an inclined plane wrapped helically around an axis . In what way are you screwed ?

我不想被连接到另外一个物体上，用一个倾斜的平面螺旋式地包裹着一个轴你怎么完蛋了？