词汇讲解:
1. infect vt.(受)传染;污染;影响
例句:Dirt infected an open cut.
尘土会使敞露的伤口受到感染。
2. parasite n. 寄生生物;寄生虫;寄生植物
例句:The mistletoe plant is a parasite on trees.
槲寄生是寄生于树上的植物。
3. prevent vt. 预防
例句:Vitamin C is supposed to prevent colds.
维生素C可以预防感冒。
4. contagious adj. (病)有传染性的
例句:It's a highly contagious infection.
这种病极易传染。
5. transmit vt. 传播, 传染
例句:Insects can transmit diseases.
昆虫能传播疾病。
6. recover vi. 恢复健康(体力、能力等)
例句:He is very ill and unlikely to recover.
他病得很重, 不大可能恢复健康了。
7. vaccinate vt.给…接种疫苗
例句:Were you vaccinated against smallpox as a child?
你小时候打过天花疫苗吗?
8. storage n. 贮存, 贮藏
例句:The fish should be kept in cold storage.
那些鱼应冷藏起来。
9. common adj. 普遍的, 常见的
例句:This sort of weather is quite common.
这种天气很常见。
10. require vt. 有赖于…; 需要
例句:The problem requires dealing with immediately.
这个问题要马上处理。
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