1. I tend to overbuy groceries and end up throwing away a lot of food that goes bad.
我倾向于购买过多的食品，最后扔掉很多变质的食物。

2. It's easy to overbuy when shopping online because you can't physically see how much you're getting.
在网上购物时很容易购买过多，因为你无法看到实际买了多少。

3. I always overbuy school supplies at the beginning of the year and end up with a lot of extras.
每年开学时我总是购买过多的学习用品，结果有很多多余的。

4. My friend tends to overbuy clothes during sales and then regrets it later when she realizes she doesn't need them.
我的朋友在折扣时候总是购买过多的衣服，后来意识到不需要的时候就后悔了。

5. I need to be more careful not to overbuy gifts for people, as it can be wasteful and unnecessary.
我需要更加小心不要给别人购买过多的礼物，因为这样会浪费并且不必要。

6. The company made the mistake of overbuying inventory and ended up with a lot of unsold products.
公司犯了购买过多库存的错误，结果有很多未售出的产品。