The world's longest underwater tunnel, linking the Japanese islands of Hokkaido and Honshu under the Tsungaru Strait. Completed in 1988, the tunnel is 51.7 km (32.3 miles) in length.
英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。