roof arch的用法和样例：
例句
- Here in Lubumbashi it's a mix of old Belgian colonial and roof arches typical of South African Boer houses.
卢本巴希建筑融合了旧时的比利时殖民风格和典型的南非布尔建筑的拱形屋顶。 - Before the train had come to a standstill under the arched roof of the Bonneville depot , it was all but taken by assault.
列车还没有在波恩维尔车站那拱形屋顶下停下来，人们就简直一窝峰似的扑上车去。
