名词
中文翻译：六鳃鱼
同义词：
['sixgill', 'sixgill shark']
例句：
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1. Thehexahemeron is a rarespecies found in the deep ocean.
六鳃鱼是一种稀有的深海物种。
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2. Hexahemeron are known for their unique abilityto survive in extreme environments.
六鳃鱼因其在极端环境中生存的独特能力而闻名。
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3.The hexahemeron'sskeleton is made up of bony plates that protect its vital organs.
六鳃鱼的骨骼由坚硬的板状结构组成，保护其重要器官。