岩层的厚度往往沿延伸方向而变化。

The thickness of a given bed often varies along its extent.

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在相反的延伸方向上，沿着对称轴的亮度峰值的衰减是不同的。

The decline of brightness from its central peak along this axis of symmetry is different in the opposite directions.

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根据戴维斯的计划，由于红树林的“陆地建设”作用，随着时间的推移，通过捕获沉积物，海岸线向海的方向延伸。

According to Davis' scheme, the shoreline is being extended in a seaward direction because of the "land-building" role of mangroves, which, by trapping sediments over time, extend the shore.

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Then around this cell body there's an elaborate set of processes which extend out from the cell body and they go in various directions.

环绕在细胞周围的是,是从细胞体延伸出的一束束精细的突起,它们向各个方向延伸

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It stretches over that way,

它沿着那个方向延伸，

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