汽车由2个微型燃气轮机提供动力，其尺寸比人的前臂稍长稍大一点。
The car gets its power from two new micro-sized gas turbine engines that are slightly larger and longer than a human forearm.
也有一些科学家认为露西长而弯曲的手指和过长的前臂表明，她和黑猩猩一样，同样适应在树上移动。
Some scientists, however, argued that her long, curved fingers, long forearms, and some other traits showed she was also adapted to moving about in the trees, like a chimp.
其他特征，比如特别长的前臂以及灵活的双脚，这些可以追溯到我们过去的灵长类祖先很晚才具有的特征。
Other features, such as extra-long forearms and flexible feet, date from deep in our primate past.
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