第7课第2节 单词  
1．derivev.获得 
We have derived benefit from the new method of generation of electricity.  
我们已从产生电力的新方法上获得益处. 
v.起源 
The word "deride" is derived from the Latin "de"(down) and "riddere"(to laugh).  
deride这个词源于拉丁文de(向下)和riddere(笑). 

2．displayv.展示 
Department stores display their goods in the windows.  

3．dustn.灰尘 
There was half an inch of dust on the books before I cleaned them. 
在我清理这些书前,有半英寸的灰尘积在上面. 
adj.dusty   

4．energeticadj.精力充沛的 
Cool autumn days make us feel energetic.  
凉爽的秋天使我们精力充沛. 

5．extentn.广博;程度 
I was amazed at the extent of his knowledge.  
我对他知识的广博感到极为惊异. 

6．fairyn.小仙子 
The fairy promised to grant the child’s wish.  
小仙子答应允诺那孩子的希望. 

7．flatterv.奉承 
He flattered her with flowers and expensive gifts.  
他用花和昂贵的礼物讨好她. 

8．frownv.蹙额;不悦 
Many wanted to go to Europe by herself, but her parents frowned on the idea.   
玛丽想要独自去欧洲,可是她的父母不同意这个计划. 
同.scowl 反.smile   

9．glimpsen.一瞥 
I caught a glimpse of the falls as our train went by.  
当我们的火车经过时,我瞥见了瀑布. 

10．harvestn.收割 
The summer harvest is about to start.  
夏收即将开始. 
同.crop