nonsterile
用法要点
句型搭配
通常用作定语修饰名词,描述物品或环境的无菌状态缺失,常见于被动语态或与特定名词搭配。
介词用法
常与介词“in”或“under”连用,表示在某种有菌环境下进行操作或存在,强调环境条件。
语域说明
主要用于医学、制药、实验室和工业领域,属于专业术语,日常口语中较少使用,需注意语境。
基础例句
The doctor warned that using nonsterile bandages could lead to infection.
医生警告说,使用有菌的绷带可能导致感染。
In first aid, avoid touching wounds with nonsterile hands to prevent contamination.
在急救时,避免用有菌的手接触伤口,以防污染。
The kitchen sponge is nonsterile, so it's important to clean it regularly.
厨房海绵是有菌的,因此定期清洁很重要。
She accidentally used a nonsterile needle, which raised health concerns.
她不小心用了有菌的针头,这引起了健康担忧。
高级例句
The pharmaceutical company recalled the batch due to nonsterile manufacturing conditions.
由于生产条件有菌,这家制药公司召回了该批次产品。
In clinical trials, samples must be collected under nonsterile protocols for certain tests.
在临床试验中,某些测试必须在有菌协议下采集样本。
The research paper highlights risks associated with nonsterile laboratory equipment in microbiology studies.
这篇研究论文强调了微生物学研究中与有菌实验室设备相关的风险。
Regulatory guidelines require labeling of nonsterile medical devices to ensure proper usage.
监管指南要求对有菌医疗器械进行标识,以确保正确使用。
高频搭配
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常见错误
错误在于逻辑矛盾:nonsterile 表示有菌,通常不安全;正确用法应强调其限制,避免在无菌操作中使用。
错误在于混淆 clean(干净)和 sterile(无菌);正确用法应解释 nonsterile 指可能含微生物,即使看起来干净。
近义词辨析
contaminated
contaminated 强调已被有害物质污染,通常指意外或不良后果;nonsterile 更中性,描述未达到无菌标准的状态,不一定有害。
The sample was contaminated with bacteria (implying harm) vs. The sample was nonsterile (stating a fact about sterility).
unsterile
unsterile 是 nonsterile 的同义词,但更少用,nonsterile 更常见于专业语境;两者可互换,但 nonsterile 在医学文献中更普遍。
Both nonsterile and unsterile equipment should be avoided in surgery, but nonsterile is the preferred term in guidelines.