形容词
中文翻译：无细菌的
同义词：
['sterile', 'non-pathogenic', 'pathogen-free']
例句：
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1. We need to ensure our food is germ-free to prevent illnesses.
我们需要确保我们的食品是无细菌的，以防止疾病。
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2. The hospital has implemented strict measures to make its environment germ-free.
医院已经实施了严格的措施，使其环境无细菌。
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3. The new vaccine is designed to be germ-free, making it safe for children.
新的疫苗设计为无细菌，使儿童安全。