BBC在线收听下载:冰桶挑战做慈善 政要明星齐参与

1. escalation n.扩大，增加
例句：This is a fix-price contract with escalation. 
这是一份标价伸缩合同。 

2. withdraw vt.撤走; 拿走
例句：We would rather withdraw the draft resolution than amend it. 
与其修改草案，不如予以撤回。 

3. describe vt.描写，形容
例句：It is very difficult to describe my joy in words. 
我的快乐难以用语言来形容。 

4. plunge vt.用力插入; 使陷入
例句：He wanted to plunge in and expostulate with her. 
他想要单刀直入，劝告她。 

5. intensify vt.（使）增强，（使）加剧;
例句：She seemed to bristle with fury, which the mockery of the other women about her only served to intensify. 
她愤怒得毛发倒竖，身边那些女人的嘲笑更是火上加油。 

6. revenue n.（国家的）岁入，税收
例句：We allocate 10% of revenue to publicity. 
我们拨出10%的收入做广告。 

7. criticize vt. 分析，评估
例句：It would be wise not to carp or criticize. 
不吹毛求疵或批评将是明智的。