Modern irrigation devices, each capable of spraying 4,5 million liters of water a day, have produced a landscape dominated by geometric patterns of circular green islands of crops.
现代灌溉设备每台的日喷水量可以达到四百五十万升，从而形成了一种像群岛一样的由几何圆形的绿色农田所构成的景观。
This is useful for irrigation, but the high temperatures, low humidities, and different day lengths of the dry season, compared to the normal growing season, can present difficulties with some crops.
这对于灌溉是有用的，但是旱季的高温、低湿度和不同于正常生长季节的白昼长度，会给一些作物的生长带来困难。
Modern irrigation devices, each capable of spraying 4.5 million liters of water a day, have produced a landscape dominated by geometric patterns of circular green islands of crops.
现代灌溉设备，每台的日喷水量可以达到四百五十万升，从而形成了一种像群岛一样的由几何圆形的绿色农田所构成的景观。
In this suburban golf course in Beijing, this kind of irrigation happens every day.
在北京郊区的这个高尔夫球场，这样的灌溉每天都在进行着。
Farmers who until the 1970s spent half their working day on the back-breaking labour of lifting irrigation water now use diesel pumps, plough with tractors and thresh their wheat by machine.
直到20世纪70年代，埃及农民还得花半天时间干挑水灌溉这些繁重的劳动。如今，农民灌溉用柴油泵，犁地用拖拉机，小麦脱粒用机器。
Therefore, rain Water is considered as a key period for irrigation when the day gets warmer and rainfall increases.
因此，雨水气候变暖，雨量增加时灌溉的关键时期。
Therefore, Rain Water is considered as a key period for irrigation when the day gets warmer and rainfall increases.
因此，人们认为“雨水”节气是灌溉的关键时期，此时天气回暖，降雨增多。
Therefore, Rain Water is considered as a key period for irrigation when the day gets warmer and rainfall increases.
因此，人们认为“雨水”节气是灌溉的关键时期，此时天气回暖，降雨增多。
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