Landscape pattern, which is the ecological complex and interfaced by the factors of landform, weather and etc, is the base of simulating and forecasting the mutative trend of geographical factors.

景观格局是若干生态系统的综合体，受地貌、气候和其他外界多种因素的干扰，是模拟和预测地理要素变化趋势的基础。

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China, with complex climatic conditions, fragile ecological environment and frequent natural disasters, is vulnerable to climate change.

中国是一个气候条件复杂、生态环境脆弱、自然灾害频发、易受气候变化影响的国家。

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Ecological agriculture is a vast and complex engineering project.

生态农业是个庞大复杂的工程。

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Big Green--the regulatory ecological complex that tells the rest of us exactly what woe will befall us if we don't do just as we're told--isn't going to like this one bit.

FORBES: Magazine Article

Miyazaki has fashioned a complex ecological fable about the conflict between industrial progress and nature, town and countryside.

CNN: OT ONLY DID HONG