colonnade
/ˌkɒləˈneɪd/noun
1- a row of columns supporting a roof, an entablature, or arches柱廊。
1.1
- a row of trees or other tall objects一行树（或其他高的物体）。
派生词
colonnaded
adjective词源
early 18th cent.: from French, from colonne 'column', from Latin columna.