买入：购买某物或某种商品的行为。
The property is for rent with an option to buy at any time.
这房子供出租，但可随时买下。
It makes sense to buy at dealer prices so you can maximize your profits if you resell.
以批发价格买进是有道理的，如果你再转卖就可以最大化你的利润。
Get a 20% off on any book you buy at the Wonderland store.
你在仙境书店买的书都可以打八折。
For example they buy at 100 an empty house and they sell after 5 years at 150, like the stock exchange.
VOA : standard.2009.10.27
I can take a heat pack, like the kind you buy at a pharmacy. Break it up. It gets hot.
买来的热装罐在里面打破,它就变热了。
热力学与动力学课程节选 : 麻省理工公开课
Well, you can buy a pass, which would seem conceptually not to be a ticket, but at top left was somewhat obvious this time bus and subway tickets.
好的，你可以买一张通票，那好像不是一张票,但是，在右上边，这次显然是,公共汽车和地铁票。
计算机科学课程节选 : 哈佛公开课
Like many fringe events, some performances at the New York City fringe are free, while others require visitors to buy tickets.
VOA : special.2009.08.05
At the ArtSpring store in Silver Spring,Maryland, visitors can buy products made by local artists and artisans.
VOA : special.2011.03.09
I've had kids come in with the retro T-shirts that they buy at Urban Outfitters, etc.
So it's a lot dryer than what you can even buy at the lumberyard.
Coke may not be a screaming buy at current prices, but it would hardly seem overpriced.