名词
中文翻译：Unknown
同义词：
['concentrated flow', 'concentrated stream', 'concentrated whirlpool']
例句：
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1.The wind carries the particles of dust in a concentrated vortex.
风把灰尘的颗粒吹成浓密涡流。
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2.The river flows through a condensed vortex that is home to many rare fish species.
河流穿过一个浓缩涡流，那里居住着许多稀有鱼类。
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3. The scientist observed a concentrated vortex forming around the object.
科学家观察到物体周围形成了一个浓密涡流。