rainfalls

The relations between rainfalls , contents of soil water before rainfall , time of infiltration and depth of infiltration were described .

阐述了降雨量、前期土壤水分含量和下渗历时与水分下渗深度的关系。

Three failing periods of conodont are influenced by two ice ages , five sea-level changes and rainfalls in the geological history time .

三个衰退期受到地史时期中的二大冰期，五次海平面变化和大气降雨量的影响。

There has been below average rainfall this month .

这个月的降雨低于平均降雨量。

Residents were warned not to be extravagant with water , in view of the low rainfall this year .

鉴于今年降雨量少，居民被告诫不得浪费用水。

There have been four years of below average rainfall .

已经有4年降雨量低于平均值了。

Victoria Falls has had above average levels of rainfall this year

维多利亚瀑布今年的降雨量超过了平均水平。

Rainfall affects the moisture content of the atmosphere .

降雨会影响空气湿度。

In the middle to high latitudes rainfall has risen steadily over the last 20-30 years .

在过去二三十年里，中高纬度地区的降雨量持续增加。

Rainfall has been below average .

降雨量低于平均水平。

Rainfall had dislodged debris from the slopes of the volcano

雨水冲走了火山坡面上的岩屑。

Water in the pond gradually diminished due to lack of rainfall .

由于缺少降雨，池塘里的水逐渐减少。

There is plentiful rainfall in the regions where rice is grown .

稻米种植区雨量丰富。

Rainfall is plentiful in the area .

这个地区雨量充足。

Rainfall has been fairly well-distributed this year .

今年的雨水很均匀。

Heavy rainfalls flooded the crops .

雨水淹没了庄稼。

Failing a heavy rainfall soon , the drought will become serious .

如果最近不下一场雨，旱情将更趋严重。

The area south of the Yangtze River enjoys plentiful rainfall .

江南一带雨量充足。

Such heavy rainfalls as this year 's are quite unusual .

今年这么大的雨量，真是十年九不遇。

Rainfall is well distributed .

雨水调和。

Rainfall has been evenly distributed this year and a good harvest can be expected .

今年雨水调匀，丰收可望。

The size of the crop is a function of the quality of the soil and the amount of rainfall .

庄稼收获量的多少与土质和雨量有着密切的关系。

The mean yearly rainfall is20 inches .

平均年降雨量为20英寸。

But rainfall can revive them in a matter of hours .

但降雨可以使它们在几小时内复苏。

As the earth 's climate changes and rainfall becomes even less predictable in some places , those answers will grow even more valuable .

随着地球气候的变化和某些地区的降雨量变得更加难以预测，这些答案将变得更加有价值。

When a tree first starts growing in a certain area , it 's likely that the climatic envelope — the temperature , humidity , rainfall patterns and so on — suits it .

当一棵树在一个特定区域开始生长时，有可能是因为整体气候，如温度、湿度、降雨模式及其他适合树生长的因素。

Biologist Jill Farrant of the University of Cape Town in South Africa says that nature has plenty of answers for people who want to grow crops in places with unpredictable rainfall .

南非开普顿大学的生物学家吉尔·法兰特表示，对那些想在降雨量无法预测的地方种植农作物的人来说，大自然有很多答案。

Millions of irrigation wells in many countries are now pumping water out of underground sources faster than rainfall can refill them .

在许多国家，成百上千万灌溉用井正将地下水源源不断地抽出地表，其速度超过了雨水回灌的速度。

But during the past decade declining rainfall has allowed him to plant highly profitable crops ．

但是在过去的十年里,降雨量的减少使他能够种植高利润的作物。

The researchers figured out water stress with a computer model that calculated how much water trees were getting in comparison with how much they needed , taking into account such things as rainfall , air temperature , dampness of soil , and the timing of snowmelt ．

研究人员通过一个计算机模型测出了水分胁迫,该模型计算了树木获得的水分与它们需要的水分之间的对比,同时考虑了降雨、气温、土壤湿度和融雪时间等因素。

Rain Water signals the increase in rainfall and rise in temperature .

“雨水”节气的到来预示着降雨增加，气温回升。