名词
中文翻译：无菌的
同义词：
['sterile', 'inactive例句：1. The bacteria were found to be completely sterile.（发现这些细菌是完全无菌的。）']
例句：
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1. The bacteria were found to be completely sterile.
发现这些细菌是完全无菌的。
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2. The vaccine was tested for sterility before use.
在使用前，疫苗进行了无菌测试。
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3. The laboratory equipment is always sterilized before use.
实验室设备在使用前总是经过消毒。