源头英语啥意思

she does not mean ill to us 她对我们没有恶意water is the source of all life. 水是生命之源with the world's growing population and fast reserves are drying up first 随着世界人口的增长 fast reserves（你没打错吧）最先灭绝saving water actually means saving our existence on earth 节约用水实际上就是为了能我们在地球上继续生存it is believed that as many as 7 billion people thoughtout the world could face a water shortage by 2050 if the present situation continues 据称如果现状继续保持维持下去 到2050年世界上将有70亿人口面临缺水问题chian （还是China）has less than a quarter of the world's average per capita watering capacity 中国人均水占有水量不及世界平均水平的四分之一