每天十个英语四级高频词汇(13)
               日期:2011-05-29
               
			   
                   8. range n. 幅度,范围  v. (在某范围内)变动
           
            
    		            
                        
        His reading covers a wide range of subjects.
他阅读的书籍涉及多种学科。
Our conversation ranged over many topics.