名词
中文翻译：地壳海沟
同义词：
['geosyncline', 'geotectonic depression例句：1. The thalassogeosyncline is a natural feature of the ocean floor.（地壳海沟是海洋底部的自然特征。）']
例句：
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1. The thalassogeosyncline is a natural feature of the ocean floor.
地壳海沟是海洋底部的自然特征。
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2. The tectonic plate boundaries are responsible for the formation of many geosynclines.
板块边界负责形成许多地壳海沟。
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3. The thalassogeosyncline plays a crucial role in the movement of ocean currents.
地壳海沟在海洋流动中起着至关重要的作用。