名词
中文翻译：弯曲的隧道
同义词：
['concave tunnel', 'curved passageway例句：1. The engineer designed a curved tunnel to bypass the mountain.（工程师设计了一个弯曲的隧道来绕过山。）']
例句：
-
1. The engineer designed a curved tunnel to bypass the mountain.
工程师设计了一个弯曲的隧道来绕过山。
-
2.The tunnel curves sharply to the northwest.
隧道向西北方向急剧转弯。
-
3. The tunnel is so narrow that it's easy to get lost inside.
隧道非常窄，很容易在里面迷路。