BBC在线收听下载:塞尔维亚继续研究埃博拉的传播途径

1. surrender vi.投降; 自首
例句：They preferred death to surrender in their struggle against the enemy.
他们在对敌斗争中宁死不屈。

2. deny vt.拒绝; 拒绝承认
例句：Don't deny you'self!
不要自暴自弃！

3. terrorist n.恐怖主义者，恐怖分子
例句：Many ended up in prison for terrorist activities.
许多从事恐怖活动的人最终被关进牢房。

4. involve vt.包含; 使参与，牵涉
例句：These two growth processes involve different meristems.
这两个生长过程涉及不同的分生组织。

5. announce vt.宣布; 述说
例句：Please announce to the children that there will be no school this afternoon.
请通知孩子们今天下午不上课。

6. establish vt.建立，创建
例句：It took several years to establish the business.
创办这个公司花了好几年时间。

7. urge vt.催促; 推进
例句：Many physicians urge aerobic exercise.
很多医生鼓励户外活动。

8. expand vt.扩张
例句：I want to expand the medical program and the recreation program.
我要扩充医药工作和康乐活动。