以下为句子列表：
英文: Abstract based on nine-time investigation of current eutrophication status of Lake Taihu during 1994-1995,this paper evaluated the trophic levels in the different periods and analyzed the development of the main nurtient content in the nearest 35 years.
中文: 摘要在1994-1995年太湖9次富营养化现状调查基础上，评价了太湖各期营养程度，并分析了35年来主要营养物含量发展趋势。
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英文: Producer The first TROPHIC LEVEL, in a food chain.
中文: 生产者：食物链中第一个营养级。
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英文: Reviews on the trophic modes and factors affecting photosynthesis of Spirulina was made.
中文: 摘要本文就螺旋藻的营养方式及光合作用的影响因素作了较为全面的综述。
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英文: The course covers productivity and biogeochemical cycles in ecosystems, trophic dynamics, community structure and stability, competition and predation, evolution and natural selection, population growth and physiological ecology.
中文: 课程包含生态系之生产力与生物地质化学循环、营养动力学、群落结构与稳定性、竞争与捕食、演化与天择、族群成长，及生理生态学。
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英文: The results showed that the trophic lenel of Lake Taihu was in the transition state, from meso-eutrophic to eutrophic,of which the meso-eutrophic made up about 70% of the total are .The eutrophic and hyper-eutrophic waters accounted for 10% or so.
中文: 结果表明，太湖营养水平处于中富向富营养过渡状态，中富面积约占全湖面积的70%以上；夏季富营养及重富营养水域出现在北部湖区的梅梁湖、五里湖和西部沿岸，约占全湖面积的10%。
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