And Portland State University, a regional public university in Portland, Oregon, truly changed my life.

波特兰州立大学，这所位于俄勒冈州波特兰的区域性公立大学，真的改变了我的人生。

" People just find that e-bikes are fun, " says Jennifer Dill of Portland State University's Transportation Research and Education Center (TREC).

“人们只是觉得电动自行车很有趣，”波特兰州立大学交通研究与教育中心的詹妮弗·迪尔说。

Portland State University vice president Jonathan Fink studies urban sustainability issues. We met him at one of Portland's ubiquitous food truck lots.

波特兰州立大学副校长 Jonathan Fink 研究城市可持续性问题。我们在波特兰无处不在的食品卡车停车场之一遇见了他。

After a study in 2008 by researchers at Portland State University concluded that the carts benefited residents, the city began encouraging the use of vacant land for food-truck clusters or " pods" .

2008年，波特兰州立大学的研究人员在一项研究中得出结论：这些拖车使居民受益。此后，该市开始鼓励提供空地，供集中在一起经营、形成一个个" 群落" 的快餐车使用。