慢速英语:First Look: African American Museum Opening on National Mall

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1. struggle vi. 奋斗; 搏斗; 努力
例句：They had to struggle against all kinds of adversity
他们不得不同一切困境做斗争。

2. enforce vt.加强; 强迫服从; 实施，执行
例句：Until now, the government has only enforced the ban with regard to American ships
到目前为止，政府仅仅对美国船只实施了禁令。

3. describe vt.叙述; 描写，形容; 描绘
例句：We asked her to describe what kind of things she did in her spare time
我们请她描述一下她业余时间都在做什么。

4. dedicate vt.奉献，献身
例句：Back on the island, he dedicated himself to politics
回到岛上后，他便投身于政治。

5. compete vi.竞争; 竞赛; 比得上
例句：He will be competing in the London-Calais-London race
他将参加伦敦至加来的航海往返赛。

6. assist vt.帮助;援助
例句：The family decided to assist me with my chores
全家人决定帮助我做家务。