The MRIs per capita is about half of that of United States, in Britain, which also has a government health program, there is only about a fourth in the United States.

加拿大核磁共振医疗设备,的人均使用量,只有美国的一半，在英国，也有一个政府医疗体系，只有美国的四分之一资金。

斯坦福公开课 - 经济学课程节选

If unfamiliar, these are the mechanical computer devices that you have to use to buy a ticket on the T these days and there was one of these really awkward but touching situations where it was clear that this woman had no idea, you know, what to do, how to get from here to here, and I could see her just staring at the turnstiles that you're supposed to go through to get into the subway.

如果不熟悉，这是机械计算机设备,当今你必须使用它们来买地铁票,它们实在是难操作的,这个令人同情的情况是,明显这位老太太不知道怎样操作，怎样从这一步到那一步,我看见她只是凝视着,地铁的栅门口。

哈佛公开课 - 计算机科学课程节选

Physicians over the years of having this instrument have learned how to be very sophisticated about looking at these pictures and diagnosing when something is wrong inside the chest, for example.

这些年来,使用这类设备的医生,已经熟练地掌握了,通过看这些X光片,来诊断,胸部疾病的方法

耶鲁公开课 - 生物医学工程探索课程节选