amphitheater

名词 amphitheater:

1. a sloping gallery with seats for spectators (as in an operating room or theater)
   同义词：amphitheatre
2. an oval large stadium with tiers of seats; an arena in which contests and spectacles are held
   同义词：amphitheatre, coliseum

1. One of the passageways of an amphitheater or a stadium leading from the outside wall or passageway to the seats.
   大通道，出入通道圆形剧场或体育馆从外墙或通路到座位的几个通道中的一个

am.phi.the.a.ter

n.（名词）
An oval or a round structure having tiers of seats rising gradually outward from an open space or arena at the center.
圆形露天剧场：蛋形或圆形建筑，在露天的中央场地周围有逐渐向外斜上升的阶梯式座位
An arena where contests and spectacles are held.
竞技场所：举行比赛或表演的圆形角斗场
A level area surrounded by upward sloping ground.
圆形凹地：陡坡地形所围住的一片平地
An upper, sloping gallery with seats for spectators, as in a theater or an operating room.
阶梯式座位区：有为观众设置的阶梯式座位的房间，如剧院和外科手术室

来源：
Middle English amphitheatre
中古英语 amphitheatre
from Latin amphithe3trum
源自 拉丁语 amphithe3trum
from Greek amphitheatron
源自 希腊语 amphitheatron
amphi- [amphi-]
amphi- [前缀，表.两边的.]
theatron [theater] * see theater
theatron [剧院] *参见 theater

【引伸】
am.phitheat.ric
am.phitheat.rically
adv.（副词）