tramline [ˈtræmˌlaɪn]

例句:

• For every ridge you have on the epidermis, you have two on the dermis - we call it a tramline effect.
  来自BBC
• Streetcars rumble down Tokyo's Arakawa tramline.
  有轨电车隆隆通过东京荒川区的轨道.
  
• We were walking along a wet Edinburgh street of pubs and sandwich shops, hemmed in by the construction of a new tramline.
  来自NEWYORKER