正文

VOA慢速英语:Copper Metal Kills Viruses on Contact

2016-02-02来源:VOA

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词汇讲解：

1. sterilize vt.消毒; 使无菌; 使失去生育能力
例句：A more efficient technique is to sterilize the attracted insects.
一种比较有效的方法是使被吸引的昆虫绝育。

2. infection n. 影响; <医>传染，感染; 传染病
例句：Antibiotic can be used against infection.
抗菌素可以用来防止感染。

3. explain vt.讲解，解释
例句：He made up a story to explain why he was absent.
他编造了一个故事为他的缺席辩解。

4. treatment n.处理; 治疗，疗法
例句：The clinic tailors its treatment to individual needs.
这家诊所根据患者不同的病情采取相应的治疗方法。