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1. testify 作证,证明 testify for the defendant 做有利于被告的证言

2. pollution 污染:air pollution空气污染

3. environmental 环境的:environmental problem环境问题

4. campaign 运动: an election campaign竞选活动

5. global 全世界的,世界性的:global peace世界和平

6. claim 要求,主张: claim payment for the damage要求赔偿损失

7. costly 高价的,昂贵的: a costly fur coat昂贵的毛皮大衣

8. shade 阴凉处,使变凉:sit in the shade 坐在阴凉处

9. exceed 超过,胜过:exceed the speed limit超速

10. evaporate 蒸发:Water evaporates when heated.水加热后会蒸发

11. surrounding 周围的:the surrounding scenery 四周的风景

12. lower 使······下降:lower price降价

13. eventually 最后,终于:He worked hard and eventually succeeded.他努力工作,最终成功了

14. exhale 呼出:exhale smoke吐出烟

15. counteract减弱(效力,影响力),中和,抵制: counteract the global warming有效对付全球变暖

16. multiply 使增加:Accidents have multiplied事故增加了

17. accumulate 积累:Dust accumulated on the desk.桌上积满了灰尘

1. make good economic sense 有经济效益

        eg. Planting trees makes good economic sense 种树能够带来可观的经济效益。

2. back up 支持

        eg. He backed up his argument with facts. 他以事实来支持他的主张。

 

吉林大学远程教育学院 Distant Education College, Jilin University