短语讲解：

1. Is it good for our health?

be good for 值得，有效; 利于
例句：Do it up. It'll be good for you. 
把它喝完，它对你有益。 

2. That happy feeling may also add to chocolate's anti-depressant qualities, says Kim Hoffman. 

add to 增加，加强
例句：I have nothing to add to my earlier statement. 
我对我先前说的话, 没有什麽补充的. 

3. Ms. Joubert warns that eating too much sugar leads to many health problems.

lead to 导致
例句：Smoking can lead to lung cancer. 
抽烟可能导致肺癌。 

4. In other words, she chooses “quality over quantity.” And this choice is most likely better for her health.

in other words 换句话说
例句：Joe doesn' t like work -- in other words, he' s lazy ! 
乔不爱劳动――换句话说，他懒惰！ 
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