1. That is because regardless of the size of a household, certain necessary activities and purchases generate trash.
    因为不论一户人家有多少人，一些必要的日常活动和购物都会制造垃圾。

2. These all generate lots of garbage, since they are used and discarded quickly, along with their packaging.
    如食品和美容用品等非耐用商品。由于使用频繁，丢弃迅速，加上它们的包装，所有这些东西制造了大量的垃圾。

3. A dynamo is used to generate electricity.
    发电机用于发电。

4. A dynamo is used to generate electricity.
    发电机用于发电。

5. A privacy expert says insurance companies generate "lists of individuals with certain kinds of medical problems and then turn around and sell those lists to medicine companies and other businesses."
    一位隐私权专家说，保险公司列出"有某些健康问题的人员名单，又转而将这些名单卖给制药公司和其他的企业"。

6. Mid-sized cities like Bangalore are now the Silicon Valleys of India — their workers generate demand for the very products that they produce.
    像班加罗尔这样的中型城市现在已经是印度的硅谷——那里的工人们激发了市场对他们生产的产品的需求。