名词
中文翻译：负氧离子发生器
同义词：
['negative ion generator', 'negative ionizer']
例句：
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1. The negativeoxygen ion generator is used to purify the air indoors.
负氧离子发生器用于净化室内空气。
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2. The negative oxygen ion generator has been shown to improve respiratory health.
负氧离子发生器已被证明可以提高呼吸健康。
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3. The negative oxygen ion generator is a popular choice for those seeking natural air purification.
负氧离子发生器是那些寻求自然空气净化的热门选择。