名词短语
中文翻译：无盖拱形隧道
同义词：
['arch tunnel', 'arch tunnel withoutcover']
例句：
-
1. The archtunnel is a marvel of engineering.
这个拱形隧道是工程的奇迹。
-
2. Without the cover, the tunnel was exposed to the elements.
没有覆盖，隧道暴露在恶劣的环境中。
-
3. Thearch tunnel is used for transportation and storage.
拱形隧道用于运输和储存。