正文

VOA慢速英语:Algae May Help Feed a Hungry World

2017-06-13来源:VOA

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词汇讲解：

1.infrastructure n.基础设施; 基础建设
例句：Urban infrastructure facilities have improved considerably.
城市基础设施有了很大改观。

2.transportation n.运送，运输; 运输系统
例句：The company will provide transportation.
公司会提供交通工具。

3.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。

4.encourage vt.促进; 支持; 鼓励，鼓舞; 鼓动
例句：When things aren't going well, he encourages me, telling me not to give up.
事情进展不顺的时候，他鼓励我说不要放弃。

5.environment n.环境，外界; 周围，围绕
例句：Pupils in our schools are taught in a safe, secure environment
我们学校的学生在安全无虑的环境中接受教育。