| 释义 |
river systems
基本例句
河流系统
Overexploitation ofriver systemsand oases has exacerbated the problem.过度开发河流系统和绿洲使水资源问题进一步恶化。
Foremost among these is the existence of the Himalaya Mountains, which produce southern Asia's monsoon climate and vastriver systems.最重要的因素是，喜马拉雅山的存在造成了南亚的季风气候和庞大的河流系统。 |