types of commercial enterprises

例句：

1. 1. The types of cars available vary greatly from one dealership to another.
   不同经销商提供的汽车类型大相径庭。
2. 2. We need to sort out the different types of materials we'll need for the project.
   我们需要整理出项目所需的不同材料类型。
3. 3. The types of cookies she baked were delicious.
   她做的饼干种类都很美味。