因此,他们的第一个日历系统被自然地分为三个季节,每个季节都是根据河流的变化而划分:淹没期、下沉期和丰水期。
So, naturally, their first calendar was divided up into three seasons, each based on the river's changes: inundation, subsidence and harvest.
第一个季节是洪水泛滥季,这时候的尼罗河流域基本上会被水淹没几个月左右。
The first season was the flooding, or inundation, when the Nile valley was essentially submerged in water for a few months or so.
河流在暴雨季节冲破堤岸,形成新的河道。
Rivers break their Banks under seasonal downpours and carve new paths.
河流从这个三角洲流入卡拉·哈里沙漠的一个盆地,形成纵横交错的咸水湖、河道及岛屿,在那里,野生动植物比比皆是,即使在极为干燥的季节,草木依然丰茂。
The delta forms where the river empties into a basin in the Kalahari Desert, creating a maze of lagoons, channels and islands where vegetation flourishes, even in the dry season, and wildlife abounds.
一些季节性小河流留下了有自然粘土的河床。
Small seasonal rivers formed beds of natural clays and dried mud.
这将使许多著名河流只能依赖于季节降水。
That would leave many great rivers depending on seasonal rainfall.
像明永这个山村,冰川消融使得河流的水量增加,给村庄带来了些许好处:耕地面积扩大了,作物的生长季节也延长了。
In alpine villages like Mingyong, the glacial melt has swelled rivers, with welcome side effects: expanded croplands and longer growing seasons.
它是一条季节性的河流。
加拿大在北极圈以内的地方,冬季是最好的驾驶季节。每年的冬天,结冰的河流和湖泊上建起了冰路,连通着往时只能乘飞机才能到达的地区。
In Canada's arctic, winter is the best driving season because every winter, ice roads are built over frozen rivers and lakes, connecting communities that are usually accessible only by air.
阳光来了,或许我会退到阳光背后,留下这如诗如画的小城,无论是留下,还是离开,沿着季节流逝的河流前行,去听远方的笛音;;
The sun came, perhaps I would have retreated behind the sun, leaving this picturesque town, whether to stay or leave, the season before the trip along the river passage, listen to the distant flute; ;
萨利纳斯只是一条季节性河流。
河流中叶片凋落物在春夏季节的快速分解对底栖生物群落和下游养分循环有重要作用。
Generally, fast breakdown rates of leaf litter in the Xiangxi River indicated that riparian leaf litter played a significant role in the nutrient cycling and benthic communities.
冬天是长屋的传统季节,在这一年的余下时间,家庭被分散在广阔的领土上,寻找来自海洋、河流和山脉的资源。
Winter is the traditional season of the longhouse. During the remainder of the year, families were dispersed over wide territories seeking resources from the sea, the rivers, and the mountains.
本文根据环太湖25条主要入湖河流的监测结果对入湖水量及污染物输入量进行分析,计算了不同季节外源对太湖营养物质的贡献量。
The input amount of water and pollutant to the Taihu Lake from 25 rivers around the lake were monitored and the contributions of exogenous source on water nutrient in different seasons were evaluated.
乌鲁木齐河流域的季节积雪受气温、降水量、水汽来向、山坡朝向、海拔和下垫面性质所控制和影响,具有明显的空间变化规律。
The seasonal snow cover in Urumqi River Basin varies temperally, influenced by air temperature, precipitation, moisture source, slope direction, elevation and ground surface condition.
结果表明黄河流域近年来太阳总辐射呈下降趋势,在季节上主要表现在夏季和冬季。
The results show that the global solar radiation is significantly decreased, especially in the seasons of summer and winter.
并得出淤塞性河流对地下水的补给主要在洪水季节的结论。
The result obtained is that the recharge of silting and blocking rioter to groundwater is mainly in spating season.
并得出淤塞性河流对地下水的补给主要在洪水季节的结论。
The result obtained is that the recharge of silting and blocking rioter to groundwater is mainly in spating season.
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