VOA慢速英语:Surveillance Software Key Concern at Internet Governance Meeting

词汇讲解：

1. express vt.表达
例句：Words could not express the dull pain of these things. 
话语是无法表达这些隐痛的。 

2. surveillance n.盯梢，监督
例句：The police kept the criminal under strict surveillance. 
警察严密监视那个罪犯。 

3. individual adj.个人的; 独特的
例句：Every individual is unique. 
每一个人都有他的特色。 

4. suppose vt.假定; 猜想
例句：I suppose he has arrived in Harbin by now. 
我想他现在已经到达哈尔滨了。 

5. increase vt. 增加，增大
例句：Experts believe self-driving cars will increase productivity.
专家认为，自驾汽车会提高生产力。