BBC在线收听下载:乌克兰总统与反对派签署和解协议

1. install vt.安装; 安顿
例句：Chrome headlight bezels are easy to install.
铬合金前灯外斜面很易于安装。

2. release vt.释放; 放开
例句：He had won his first release from the fences of home. 
他第一次成功地脱出家庭的樊笼。 

3. ratify v.批准; 认可
例句：China would probably ratify the ban if america does.
若美国加入，中国也会批准条约。

4. threaten vt. 预示（某事）; 恐吓
例句：This might threaten economic recovery.
这些措施可能会威胁经济复苏。

5. appoint vt.任命，委派
例句：Companies should appoint to the board a retail shareholder representative.
公司应任命一位散户股东代表加入董事会。

6. tackle vt.着手处理
例句：He always felt more eager to tackle his medical studies. 
他感到更急于学习他的医学课程。

7. homosexual n.同性恋者
例句：No one knows why some people are homosexual.
没有人知道为什么有人是同性恋。

8. provocative adj.挑衅的; 刺激性的
例句：I ask him about his punchy and provocative style.
我问起他那有力且挑衅性的风格。