evergreen          
 adjective uk/ˈev.ə.ɡriːn/ us/ˈev.ɚ.ɡriːn/
 (植物)常青的,常绿的
An evergreen plant, bush, or tree has leaves for the whole year.
 Compare: deciduous 
  永葆青春的;不衰的;持久的
always seeming fresh or remaining popular
  that evergreen TV series "Friends" 那部经久不衰的电视连续剧《老友记》 
 evergreen      
noun [ C ] uk/ˈev.ə.ɡriːn/ us/ˈev.ɚ.ɡriːn/
 常青植物,常绿植物
a plant, bush, or tree that has leaves for the whole year