1·"No one expected Venus to be the poisonous hell that it is, or Mars to have the river valleys that it does," he said.
“没有人能够预料到，金星是那样一个充满毒气的地狱，而火星表面却有河谷。”他说。
2·These people exploited the landscape intensively, foraging on hill slopes for wild cereal grasses and nuts, while huntinggazelle and other game on grassy lowlands and in river valleys.
这些人集中地开发这片土地，在山坡上寻找野生的谷类植物和坚果，而在草木茂盛的低地和河谷里猎捕瞪羚和其他猎物。
3·These people exploited the landscape intensively, foraging on hill slopes for wild cereal grasses and nuts, while hunting gazelle and other game on grassy lowlands and in river valleys.
这些人充分利用了这个地形，他们在山坡上寻找野生的谷类植物和坚果，同时在草木茂盛的低地和河谷里寻找瞪羚和其他猎物。
4·Nearby river valleys, flood plains, and salt lakes appear in tones of beige and brown.
河谷附近的冲击平原、盐湖里满眼的黄色、棕色。
5·They will tend to be located in the mountains, forests, river valleys or around lakes.
这类地区多为山地、林、谷或湖泊地带。
6·National standards would have stricter limits for discharge of pollutants in key river valleys.
提高重点流域水污染物的国家排放标准。
7·Dr Hynek said: 'The abundance of these river valleys required a significant amount of precipitation.'
海尼克博士说：“如此大量河流峡谷的形成需要极为充沛的雨量”。
8·Since 1999, water resources in all major river valleys have been brought under unified management.
从1999年起，对重点江河全流域实行水资源统一调度。
9·Continuous attention will be paid to the pollution control in key river valleys, regions and sea areas.
继续抓好重点流域、区域、海域的污染治理。
10·The geomorphology of river valleys in the Gyaca region has controlled by tectonic movement and climate.
该段河谷地貌的形成演化受构造运动和气候等影响。