慢速英语:Obama: No ‘Quick Fixes’ in Fight against Islamic State

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1. defeat vt.击败，战胜; 挫败
例句：The newly emerging forces are bound to defeat what is corrupt and degenerate. 
新生力量必然战胜腐朽力量。 

2. involve vt.包含; 使参与，牵涉
例句：  It would involve all Rome in a fearful strife. 
这将使整个罗马卷入一场可怕的战争。 

3. intensify vt.（使）增强，（使）加剧
例句：We must intensify our educational work among our own troops. 
我们必须加强自己部队的教育工作。 

4. strengthen vt.加强，巩固; 勉励
例句：Laugh to strengthen your immune system.
微笑能增强你的免疫系统。

5. permit vt.许可，准许
例句：An enlightened government should permit the free expression of political opinion. 
一个开明的政府应当允许自由发表政见。 

6. surrender vi.投降; 屈服
例句：We yearn to surrender our entire being. 
我们渴望着放纵我们整个的生命。