long and large tunnels

• 长大隧道

long and large tunnels的用法和样例：

例句

1. Third, accomplishment of a great number of highway bridges and long tunnels with advanced world levels.
   三是建成了一批具有世界先进水平的公路桥梁及长大隧道。
2. With the fast development of the country economy, long-large tunnels are adopted to thrill through hillsides on the construction of montanic railways.
   随着国民经济的飞速发展的需要，大量山区铁路的建设都采用长大隧道方式通过越岭地段。