They ask: why do people spend so much time buying things they probably do not need?

他们问，人们为什么花那么多时间去买他们很可能不需要的东西呢？

youdao

Power strategies have a hard time buying high rune cost heroes and constructs, so there's only a fairly narrow band of costs that appeal to them.

而战力流也很难购买高符文的英雄和神器，所以只是在很小的一个范围内调整了平衡性。

youdao

If you have been thinking about buying mutual funds, now could be the time to take the plunge.

如果你一直在考虑购买共同基金，现在也许是冒险一试的时候了。

《柯林斯英汉双解大词典》

Chinese tires make up and most are lower-end tires that retailers may have a hard time buying elsewhere.

VOA: standard.2009.09.14

And beginning next time, we're going to take up questions of the limits of consent in the buying and selling of goods.

下节课开始，我们将解答,买卖商品中，同意的限制问题。

耶鲁公开课 - 公正课程节选

If you spend a lot of time shopping and buying stuff,

如果你花很多时间逛街购物买东西，

钱重要吗？ - SpeakingMax英语口语达人

Also, they're a luxury the kind of thing that people have a hard time buying for themselves.

WSJ: Dan Ariely, Author of Predictably Irrational, on Holiday Gifts

Big investors have a hard time buying in without driving up the price or selling out without driving it down.

FORBES: Magazine Article

Tata had an easier time buying Jaguar, and even Corus, the former British Steel, than opening a factory in his own country.

FORBES: India Takes Two Steps Back