长长的发动机舱、外凸的翼子板、下倾的腰线在后翼板处抬起、双色调车身尽显高雅格调，以及标志性的双气泡（Double Bubble）形车顶。这一切都使250 GTZ神韵再现，婉约的造型如行云流水一般追忆着50年前的经典。
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这款“双气泡”D8系列设计通过将机舱与机翼融合从而形成了一个相对较宽的机身从而提供额外的载客量。
The "double bubble" D8 Series concept is based on a modified tube and wing with a very wide fuselage to provide extra lift.
许多星系都呈现出双泡状物质喷流并且伴有核心区域喷发出的能量，不过“费米气泡”已然超越了这种简单的解释。
Lots of galaxies exhibit two-lobed jets of matter and energy erupting from their cores, but the "Fermi bubbles" defy easy explanation.
按照美国航空航天局的示意图上所描绘的，费米伽马射线望远镜所观测到的双“气泡”在X射线和射电波长均有显现。
AS depicted in this NASA illustration, the twin "bubbles" seen in Fermi's gamma-ray observations also manifest themselves at X-ray and radio wavelengths.
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