each several part

例句：

1. 1. Each child has a different favorite color.
   每个孩子都有不同的最喜欢的颜色。
2. 2. We need to buy each of these items separately.
   我们需要分别购买这些物品。
3. 3. Each day, I exercise for an hour.
   我每天锻炼一小时。