正文

VOA慢速英语:Common Bacteria May Control Disease-Carrying Insects

2017-03-13来源:VOA

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词汇讲解：

1. infect vt.使受影响，感染; 传染
例句：A single mosquito can infect a large number of people.
一只蚊子就可以感染很多人。

2. entomologist n.昆虫学者
例句：An entomologist who specializes in the collection and study of butterflies and moths.
专门收集和研究蝶类和蛾类的昆虫学家。

3. relevant adj.有关的，中肯的; 相关联的
例句：We are trying to make politics more relevant to younger people.
我们试图使政治活动更加贴近年轻人。

4. involve vt.包含; 使参与，牵涉
例句：Running a kitchen involves a great deal of discipline and speed
料理好厨房需要把一切都安排得规规矩矩，且要讲求速度。

5. replace vt.代替; 替换; 把…放回原位
例句：The council tax replaces the poll tax next April.
市政税在明年4月将取代人头税。

6. researcher n.研究员，调查者
例句：Someone who lacks staying power and persistence is unlikely to make a good researcher.
缺乏耐力和毅力的人不可能成为出色的研究员。