VOA慢速英语:Immigrant Students Dream of Helping People(翻译)

1. frustrate vt.挫败; 阻挠; 使受挫折
例句：This is the place that we frustrate enemy.
这是我们挫败敌人的地方。

2. discover vt. 发现; 碰见
例句：The fact is that he did not discover it.
事实是他没有发现它。

3. express vt.表达; 表示; 显而易见
例句：The writer wishes to express his appreciation for the aid received.
作者对于受到的帮助谨致谢忱。

4. opportunity n.机会; 适当的时机良机
例句：He is waiting for his opportunity.
他在等待机会。

5. realize vt.实现; 了解，意识到
例句：I do not realize that offends him.
我没有意识到已经冒犯他了。

6. pronounce vt.宣布，宣称; 演讲
例句：Only an expert should pronounce on the case.
只有专家才能对这件事发表意见。