甘尼逊河在这条77公里长峡谷中的海拔落差超过了密西西比河从明尼苏达州到墨西哥湾这2400公里长度的海拔落差。
The Gunnison River loses more elevation in its 77 kilometer canyon stretch than the Mississippi River does in 2,400 kilometers from Minnesota to the Gulf of Mexico.
这位发言人称，我们原本希望安装一条200公里长的电缆，这样可以更好的检测地震。但由于资金限制，我们不得不缩短长度。
'we originally wanted to install a 200 kilometer cable, which would allow for better detection, but we had to decrease the length due to funding limitations,' he said.
圣哥达隧道的长度将超过位于日本本州岛和北海道岛之间，长度达53.8公里的Seikan铁路隧道，以及世界上最长的公路隧道——24.5公里长的挪威Laerdal隧道。
The Gotthard tunnel will exceed the 53.8-kilometer Seikan rail tunnel linking the Japanese islands of Honshu and Hokkaido and the world's longest road tunnel, the 24.5-kilometer Laerdal in Norway.
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