慢速英语:Police Officers Shot and Wounded in Ferguson, Missouri

音频下载[点击右键另存为]

词汇讲解：

1. investigate vt.调查; 审查
例句：He was asked to investigate the causes of a railway accident. 
要他去调查火车肇事的起因。 

2. vehicle n.车辆; 交通工具; 传播媒介
例句：Animals may serve as a vehicle for viral transmission. 
动物可能成为病毒传播的媒介。 

3. destroy vt.破坏，摧毁
例句：Also they want to destroy the basement. 
他们也想摧毁地下室。 

4. responsibility n.责任; 职责
例句：Are you willing to accept responsibility? 
你愿意承担责任吗? 

5. criticize vt. 分析，评估
例句：You are free to criticize my work. 
你可以随意批评我的工作。 

6. guarantee vt.保证，担保
例句：We guarantee to be here tomorrow. 
我们保证明天到这儿来。