1·What do its river beds, volcanoes and glaciers tell us about its past?
这些河床，火山爆发和冰川告诉我们怎么样过去？
2·On either side of the path are what look like river beds of big rocks.
在小径两侧是看起来像是河床的巨石。
3·If you feel so inclined you can also "wadi-bash", driving in 4x4s along dry river beds.
假如你有意，也可以在干涸的河床上驾驶越野车。
4·Now he breaks rocks on river beds that have dried up after their water was diverted.
现在，他正在那些因河流改道而枯竭的河床上试图刨碎岩石。
5·Television bulletins and newspapers are filled with images of dead fish, stranded ships and dry river beds.
电视新闻和报纸上都是死鱼，搁浅的船，干了的河床的照片。
6·He often ventured into the Somali desert, moving along the dried up river beds at night with groups of young fighters.
他经常冒险进入索马里沙漠，和一群年轻战士们沿着干涸的河床前进。
7·Avoid open, unshaded areas in extreme heat, and always avoid dry river beds and other locations that are prone to flash floods.
在天气极热时，避免呆在开阔，无阴凉的地方，并且要避开干枯的河床和其他容易遭受突发洪水袭击的地方。
8·His skin was covered in a mixture of oils and resins and bathed in a solution of Natron, a salt found in dried-up river beds in Egypt.
他的皮肤被涂上了一层油脂和松香制成的混合物，并浸泡在一种泡碱溶液里。这种泡碱是在埃及干涸的河床上发现的一种矿盐。
9·From scum on ponds to water celery on river beds and reeds swaying in a wetland breeze, freshwater algae and plants provide oxygen to breathe and food to eat.
从池塘的浮垢到河床上的水芹和沼泽地上随风摇摆的芦苇，这些淡水藻类和植物为生物提供呼吸的氧气和可吃的食物。
10·He sailed in and out of Somalia on shark-fishing dhows.He often ventured into the Somali desert, moving along the dried up river beds at night with groups of young fighters.
他乘着单桅三角捕鲨船在索马里出没，在夜里，他还经常伙同年轻的基地成员沿着干涸的河床深入到索马里沙漠。