They want to be seen to be doing good. "Ten years ago,it was enough to buy the latest 'it' bag.

VOA: standard.2010.01.31

They have to pay--the premium has to cover the costs, so it was tough to get someone to buy life insurance even though they really needed it--it was such a good idea for them.

因为保费必须要超过保险公司的成本,因此,尽管寿险很好,人们也需要它,但是真正要说服人们购买,却是很困难的

耶鲁公开课 - 金融市场课程节选

So like, when you're going to Chinatown, it's good to know what you want to buy.

所以，如果你要去唐人街，你还是知道自己想买什么的好。

强烈推荐购物 - SpeakingMax英语口语达人

"So I thought, if I was going to buy a new car, this would be a good time."

VOA: standard.2009.05.18

If you know the secrets of a company, if you know some good news about the company before the public does, you could buy the shares of the company and experience the profit when the price goes up.

如果你掌握了公司内幕信息,你能比公众更早得知,公司的利好消息,那你就会去购买公司的股票,然后从股票升值中获利

耶鲁公开课 - 金融市场课程节选

The other is I take a mortgage, I buy a house, I pay it off, I go into a heavy indebtedness but with a good rational reason and it all works out in the end.

另一种情况是，我分期贷款买了一套房子，我还清了贷款，却债台高筑,这样，于情于理都能说通,而且，最终无事一身轻。

斯坦福公开课 - 经济学课程节选

I think it's good because when you buy organic food, most of the times, it's healthier,

这样挺好的，因为大多数时候买有机食物更健康。

在绿色市场 - SpeakingMax英语口语达人

So if you buy like, a very good healthy food today,

所以如果你今天买到了健康的好食物，

问上门厨师 - SpeakingMax英语口语达人