parklet       
noun [ C ] mainly US uk/ˈpɑːk.lət/ us/ˈpɑːrk.lət/
 小公园
a small area, usually with seats and often grass and plants, next to a pavement
  The printing office is next door to a parklet, where Cody can take his break. 
The parklet at the corner of Franklin and Arch streets affords a splash of green to the neighbourhood. 位于富兰克林街和阿奇街拐角处的小公园为社区带来了一片绿意。 
 - More examples
 - Many parklets are privately funded.
 - There are several parklets that allow al fresco dining in parking spaces along the street.
 - With new commercial galleries, parklets and eateries already flocking to the area, we say it's a smashing success.