VOA常速英语:Europe Re-Examines Extreme Right Groups After Norway Massacre

词汇讲解：

1. threat n. 可能造成威胁的人[事, 想法]
例句：The use of nuclear weapons is a horrible threat to the species.
核武器对人类是一个严重威胁。

2. overshadow vt. 使(某人)相形见绌或黯然失色
例句：Mary was sometimes overshadowed by the more talkative members of the family.
有时家中更健谈的人使玛丽显得黯然失色。

3. investigate vt. 调查; 审查
例句：The police are investigating the murder.
警察在调查那起凶杀案件。

4. stretch v. 延伸
例句：The road stretches uphill at a steep slope.
这条路以陡峭的坡度向山上延伸。

5. slip v. 疏忽;不经意讲出;被遗忘; 滑落,滑掉;松脱
例句：Be sure not to let the truth slip.
千万别把真相泄漏出去。

6. sophisticated adj. 老练的; 老于世故的
例句：Mr. Smith is a sophisticated world traveler.
史密斯先生是一位老练的环球旅行家。

7. manifesto n. 宣言
例句：I was involved in the preparation of Labour’s manifesto.
我参与了工党宣言的起草工作。

8. trace vt. 追踪; 追溯; 发现; 找到
例句：They could not trace him.
他们找不到他。

9. track vt. 跟踪, 追踪
例句：The police used dogs to track the criminal.
警察用警犬来追踪罪犯。

10. infiltrate v. (使)渗透;(指思想)渗入人的心中
例句：The organization was infiltrated by the police.
这个组织已被警察渗入。