And he had a press conference, spoke about the increased use of cars, and the decreased amount of carpooling.

他开了一个新闻发布会，说道汽车使用量的增加，和拼车的减少。

麻省理工公开课 - 计算机科学及编程导论课程节选

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