名词
中文翻译：水母
同义词：
['hydra', 'hydra of the sea']
例句：
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1.The hydromedusa is a fascinating creature that has fascinated scientists for centuries.
水母是一种令人着迷的生物，几个世纪以来一直吸引着科学家。
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2.The hydromedusa's tentacles are incredibly strong and can reach incredible lengths.
水母的触手非常强大，可以伸展到惊人的长度。
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3.The hydromedusa is one of the most mysterious creatures in the ocean, with many theories about its origins.
水母是海洋中最神秘的生物之一，关于其起源有许多理论。