purchase of goods by post

例句：

1. 1. We can purchase the new laptop online for a much lower price than at the store.
   我们可以在网上以比商店更低的价格购买这款新笔记本电脑。
2. 2. Many people prefer to purchase their groceries online instead of going to the supermarket.
   许多人更喜欢在网上购买他们的杂货而不是去超市。
3. 3. The company offers a wide range of products for purchase through its website.
   该公司在其网站上提供广泛的产品供购买。