amphitheatre
noun /ˈæmfɪθɪətə(r)/
  /ˈæmfɪθiːətər/
 (US English amphitheater)
 - enlarge imagea round building without a roof and with rows of seats that rise in steps around an open space. Amphitheatres were used especially in ancient Greece and Rome for public entertainments.(尤指古希腊和古罗马的)圆形露天剧场,圆形露天竞技场 - The Roman amphitheatre stands just outside the fortress walls.古罗马竞技场就坐落在城墙外。 
 
- The Roman amphitheatre stands just outside the fortress walls.
- a room, hall or theatre with rows of seats that rise in steps阶梯式座位大厅(或剧场、室) 
- (specialist) an open space that is surrounded by high sloping land圆形凹地 - The path emerges from the gorge into an open amphitheatre with slopes all around.这条小路从峡谷延伸到一个开阔的圆形剧场,四周都是斜坡。 
 
- The path emerges from the gorge into an open amphitheatre with slopes all around.
词源late Middle English: via Latin from Greek amphitheatron, from amphi ‘on both sides’ + theatron, from theasthai ‘behold’.



