translation.en: We obviously don't ask people to drive around and see how many car accidents they have. That would be a little costly proposition. But we design tasks on the computer where we can measure, to millisecond accuracy, how good they are at switching from one task to another.
translation.zh: 我们当然不会让人开着车到处跑 然后看看会出几场车祸。这个方案代价有点高。 但是我们可以通过特殊设计的电脑程序 精确到以毫秒为单位测量 考察人们能多快地在不同任务间切换。