According to one report, the water is advancing at a rate of between 8 and 10 inches a day.
根据一份报告，大水在以每天8至10英寸的速度逼近。
《柯林斯英汉双解大词典》
2
It depends on the rate at which water enters the lake, and that depends on the rainfall and the evaporation rate.
这取决于水进入湖泊的速度，而这又取决于降雨量和蒸发率。
3
Although population, industrial output and economic productivity have continued to soar in developed nations, the rate at which people withdraw water from aquifers, rivers and lakes has slowed.