英语听力：自然百科 圣河之旅 The Nile尼罗河—30

 -We won't be short of company. Inf* five side in the corridor. Good night, chaps.-Oh, look! What a magnificent flow!

-Cold, hot.

-Cold, hot. OK. Brilliant! Yes, for the curtain. There is where it'd come from. He might be semi-guard for the whole night.

The train to Cairo tracks close to the Nile. The greenery of irrigated¹ crops means it's easy to forget that Egypt is one of the driest countries on the planet. 95 percent of Egyptians live on a narrow ribbon of land alongside the river that constitutes any 5 percent of the country. And Egypt's population has soared in recent decades. Much of the growth is being in Cairo, which in the last 50 years it's seen its population triple to more than 18 million and still rising fast. -This city is absolutely rammed². There're some predictions that say by 2050 there will be nearly 40 million people in Cairo. 40 million!

1 irrigated   

[医]冲洗的

参考例句：

• They irrigated their crops with water from this river. 他们用这条小河里的水浇庄稼。
• A crop can be sown, weeded, irrigated, and fertilized uniformly. 一种作物可以均匀一致地进行播种，除草，灌溉和施肥。

2 rammed   

v.夯实（土等）( ram的过去式和过去分词 )；猛撞；猛压；反复灌输

参考例句：

• Two passengers were injured when their taxi was rammed from behind by a bus. 公共汽车从后面撞来，出租车上的两位乘客受了伤。
• I rammed down the earth around the newly-planted tree. 我将新栽的树周围的土捣硬。 来自《简明英汉词典》