These were not mere show cars intended to test the reaction of potential customers.
这些汽车并非纯粹展示来测试潜在客户反应。
Self-driving shuttles and solar cars were on display at the 2014 show.
无人驾驶汽车和太阳能汽车在这次2014年展览上展出。
Self-driving shuttles and solar cars were on display at the 2014 show.
无人驾驶汽车和太阳能汽车在这次2014年展览上展出。
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