慢速英语:Cash Mobs Help Local Businesses and the Economy

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1. explain vt.讲解，解释
例句：Can you explain that?
你能解释为什么吗？

2. insist vt.坚持；强调
例句：They insist his remarks were ripped out of context.
他们坚称，奥巴马的话被断章取义了。

3. celebrate vt.庆祝；歌颂
例句：We should celebrate over dinner.
我们应该在晚餐庆祝。

4. engage vt.从事；使从事
例句：They engage in regular exercise.
他们从事于固定运动。

5. invest vt.投资；花费
例句：You want me to invest in your t-shirt business?
你们想让我投资你们的t恤生意?

6. announce vt.宣布；述说
例句：I was to announce a bride that night.
那晚我要宣布一位新娘.

7. expression n.表现，表示，表达；表情
例句：He wore an embarrassed expression.
他显出窘迫的神情。