In the book, he talks about a study that was conducted on London taxi drivers.

在书中，他谈到了一项针对伦敦出租车司机的研究。

Fully 14,000 London taxis have signed up with Hailo, an app for ordering cabs that was introduced to London in 2011.

至少有14000辆伦敦出租车和Hailo签约合作，这个app于2011年被引入了伦敦，用以提供电招服务。

I, we flew around London taxis.

我，我们在伦敦乘坐出租车。

These results fit with a previous experiment done with London taxi cab drivers, who need to pass a notoriously difficult test covering London’s 25,000 or so streets in a 10 kilometer radius.

这些结果与之前对伦敦出租车司机进行的实验相吻合，他们需要通过一项以伦敦 10 公里半径范围内的 25, 000 条左右街道而闻名的非常困难的测试。