She knows what to buy and what not to buy.

她知道什么该买，什么不该买。

youdao

I am not talking about using coupons or discounts to buy what you will eventually use such as toothpaste or shampoo.

我不是在和你谈关于使用优惠券或折扣券来购买诸如牙膏或香波之类的产品。

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The first question to ask is, not what do I buy for a child who USES a wheelchair, but what are this particular child's interests?

首先要想到的不是一个坐轮椅的孩子需要什么，而是他的兴趣到底在哪里，然后再考虑这个玩具是不是大多数孩子都喜欢呢？

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we tried to anticipate what companies might not be able to file and buy their bonds in advance.

我们试图去预测,什么样的公司可能没有能力发布,然后提前购买它们的债券。

耶鲁公开课 - 金融市场课程节选

It's not like what you would find in Europe where people just go to buy their vegetables.

它和欧洲的市场不一样，在那儿人们只是去买蔬菜。

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The credit markets are starting to ask not only what debt to buy, but in what currency to buy it in.

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The shelves are lower, so older people can reach them. (Because of wartime food shortages, the elderly are much shorter than their juniors in Japan.) Loyalty cards at Keio award points not according to what you buy, but according to how often you visit.

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