小站备考
雅思
雅思词汇

delta

剑雅词频:18次
delta

['deltə]


【释义】

基本释义 n. 三角洲

常考释义 n. 三角洲

【变形】

复数:deltas    

n. 三角洲

【语块】

Delta Junction

【剑雅例句】

1. The fertile land of the Nile delta is being erodedalong Egypt's Mediterranean coast at an astounding rate, in some partsestimated at 100 metres per year.(剑雅5-TEST3)

尼罗河三角洲以惊人的速度侵蚀着埃及的地中海沿岸。在某些地区,估计速度已经达到每年 100 米。

2. In the past, land scoured away from the coastline by the current of the Mediterranean Sea used to be replaced bysediment brought down to the delta by the River Nile, but this is no longerhappening.(剑雅5-TEST3)

过去,被地中海水流冲刷走的土地会被尼罗河带来的淤泥取代,而现在这一过程已经停止。

3. Butwhen the Aswan dams were constructed in the 20th century to provide electricityand irrigation, and to protect the huge population centre of Cairo and itssurrounding areas from annual flooding and drought, most of the sediment withits natural fertilizer accumulated up above the dam in the southern, upstreamhalf of Lake Nasser, instead of passing down to the delta.(剑雅5-TEST3)

20 世纪所建的阿斯旺水坝主要用于提供电力、灌溉用水以及为人口密集 的开罗市中心及其周边地区提供保护,以免其受到每年一次的洪水和干旱的影响。但是在水坝建成 后,富含天然肥料的淤泥大部分沉积在了水坝上游,即纳萨尔湖的上游地区,而不再继续流入尼罗河三角洲。

4. ‘In my view, Egypt must devise a way to have more water running through the river and the delta,’ says Stanley.(剑雅5-TEST3)

“在我看来,埃及必须想办法使更多的水流入尼罗河和三角洲”,Stanley 说。

5. The sediment sinks to the bottom of the canals and then is added to fields by farmers or pumped with the water into the four large freshwater lagoons that located near the outer edges of the delta.(剑雅5-TEST3)

淤泥沉到了水渠底部,随后被农民填充到了田地中,或者与水一起被泵入了位于三角洲边缘地区的四个大型淡水泻湖中。

6. Based on his investigations of sediment from the delta lagoons, Frederic Siegel of George Washington University concurs.(剑雅5-TEST3)

基于对三角洲泻湖淤泥的分析,华盛顿大学的 Frederic Siegel 对Stanley 的说法表示赞同。