buying and selling

基本解释

It banned commercial banks from buying and selling securities; their job was to pay interest on savings and lend to borrowers.
它禁止商业银行买卖和出售有价证券，银行的职责只是付存款利息和贷款。
Michael Strauss of the Centre for Diplomatic and Strategic Studies in Paris sees “no obvious reason” why countries have stopped buying and selling land.
巴黎外交与战略研究中心的迈克尔•斯特劳斯认为各国停止购买和出售土地“没有明显的原因”。
Second, we must imagine other possibilities. It’s hard to do that when we’ve been trained to think in terms of buying and selling, in terms of commerce instead of people.
第二，当我们已经被训练成用买和卖，从商品交易的角度来思考问题，于是从人性的角度来思考会很困难，但是我们必须转变角度考虑其他的可能性。

Within a month, a business publication reported that buying and selling had increased greatly.
Those are institutions that arrange for or manage the buying and selling of financial assets, such as the New York Stock Exchange.
经纪机构是指那些安排或,管理买卖的,金融资产的机构,比如说纽约股票交易所
耶鲁公开课 - 金融市场课程节选
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

Nasdaq has morphed into the best market to hide information about buying and selling.
FORBES: Watch Out For The Quants