六级But these waterways seem minute in comparison to the world's two lengthiest rivers—the Nile and the Amazon.

但与世界上最长的两条河流尼罗河和亚马逊河相比，这些水道似乎很小。

2018年6月六级真题（第一套）听力 Section B

考研The Aswan Dam, for example, stopped the Nile flooding but deprived Egypt of the fertile silt that floods left -- all in return for a giant reservoir of disease which is now so full of silt that it barely generates electricity.

例如，阿斯旺大坝阻止了尼罗河洪水，但剥夺了埃及洪水留下的肥沃淤泥——所有这些都是为了换取一个巨大的疾病库，这个水库现在充满了淤泥，几乎无法发电。

1998年全国攻读硕士学位研究生入学考试英语试题