half-angular breadth

例句：

1. 1. The bridge is designed to accommodatea half-angular breadth of traffic.
   这座桥的设计是为了容纳交通的半角形宽度。
2. 2. The road was narrow, butit still allowed for a reasonable half-angular breadth of movement.
   道路狭窄，但仍允许合理的半角形宽度移动。
3. 3. Theconstruction project required careful planning to ensure thesafety and efficiency of the half-angularbreadth.
   建设项目需要仔细规划，以确保安全和效率。