Don't let credit tempt you to buy something you can't afford.

不要让赊购诱使你去购买你支付不起的东西。

《柯林斯英汉双解大词典》

She would also like to have her own income, so she does not have to ask her husband for money whenever she wants to buy something.

她也想有自己的收入，这样她想买东西的时候就不用向丈夫要钱了。

youdao

The boy asked Tom to buy something.

男孩让汤姆买些东西。

youdao

But if a farmer is given the opportunity to access and then makes a decision to buy, I think that's the real proof that this is something that's beneficial to them."

VOA: standard.2010.08.09

This region seems to respond the prices that seem exorbitant, and seems to predict that you're not going to buy something.

这一区域的活动似乎是认为价格太过离谱，因此预测受试者可能不会作出购买选择。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

to buy something that is higher quality that will last longer.

去买一些质量更好、更耐用的东西。

不需要名牌 - SpeakingMax英语口语达人

It is the right, but not the obligation, to buy something at a certain price.

FORBES: Consider Your Options

But, at some point, people might like to buy something with this alternative currency.

FORBES: One Path To A Global Gold Standard

If I need to buy something, I try to find it on Craigslist first.

FORBES: Change the way you think about buying