translation.en: Three and a half years ago, when we had these Lexus, retrofitted, self-driving cars in testing, they were doing so well, we gave them out to other Googlers to find out what they thought of the experience.
translation.zh: 三年半之前， 当我们使用凌志的 自动驾驶翻新车进行实验时 实验状况很好， 所以我们拿给其他谷歌成员试驾。 让他们评价一下这种体验。