水的短缺是一个大问题。
水的短缺已经影响到各大洲以及地球上超过40%的人口。
Water scarcity already affects every continent and more than 40 percent of the people on our planet.
难以接入电网以及因水的短缺而致难以清理太阳能板是常见的忧虑。
The difficulty of getting plugged into the grid and a shortage of water to clean panels are common worries.
应用推荐