Limnology The scientific study of freshwater and its flora and fauna.

湖沼学:研究淡水及生长在其中的动植物群的科学.

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A great numbers of Fairy shrimp swam around in the paddy field.

很多的湖沼枝额虫在水田里游泳.

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Anumbers of Fairy shrimp swam around in the paddy field.

好多的湖沼枝额虫在水田里游泳.

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Swimming with turning upward bellies in the characteristic.

转过腹部上(向上转动腹部)游泳是湖沼枝额虫的特点.

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Sedimentary facies include river bed , alluvial flat, neritic , river mouth and limnetic, littoral, weathered continental drift bed and flood deposit facies.

沉积相主要有河床相 、 河漫滩相、浅海相 、 河口湾相、湖沼相 、 滨海相和陆相坡积洪积风化红土等7种类型,它们的分布与古河谷的形成演化和海平面的变化密切相关.

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Lake district . Cassini's instruments show large accumulating on Titan's surface below methane clouds.

卫星卡西尼上的仪器发现在土卫六甲烷云层下散布着许多大湖沼.

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Is there no snow upon the mountain tops and are there no reflections in the lakes?

雪不再落在山项上了吗?湖沼中不再有反影了 吗 ?

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