Building a dam here could have unforeseeable consequences for the environment.(在这里修建水坝可能会对环境造成无法预料的后果。)
Plans for the dam have been vetoed by the Environmental Protection Agency.(修建大坝的计划已被环境保护局否决。)
The dam had been breached.(大坝决口了。)
If this distance is large in comparison to the wavelength, this dam simply casts a shadow.(如果这个距离比波长大，那么这个水坝就会投下阴影。)
The official foundation stone for the dam was laid in 1961.(这座水坝的官方奠基石于1961年埋下。)
For example, Dam Square attracts daytime sightseers to its festivals, open markets, concerts and other events.(例如，大坝广场的节日、开放市场、音乐会和其他活动吸引了白天的观光客。)
Environmental groups now have a very good chance of forcing the removal of two major dams, the Glen Canyon Dam on the Colorado and the Hetch Hetchy Dam in Yosemite.(环保组织现在很可能会强制拆除掉两座重要大坝——科罗拉多的格伦峡谷大坝和约塞米蒂的赫奇赫奇大坝。)
The dam is 50 metres in height.(坝高50米。)
A dam burst and flooded their villages.(一个大坝决堤，淹没了他们的村子。)
The lake grew so huge that it broke the rock dam, releasing a flash flood.(湖越来越大，以至于冲破了石坝，引发了一场山洪。)
