但与标准的基金不同，它可以在交易日内买卖，所以，投资者可以在短时间内进行资产的买进卖出，而不用单独地买卖大量的股票证券。

But unlike standard funds they can be bought and sold throughout the trading day, so investors can make, or reverse, broad bets quickly, without having to buy dozens of stocks separately.

youdao

首先，他们经常与出于种种原因并非单纯为了获利而从事买卖的人士进行交易。

First, they often trade against parties who are buying or selling for some reason other than profit.

youdao

我们也有在交易中进行买卖的标准化合同，通常成为期货合同。

We also have standardized contracts that are traded on exchanges and they're called futures contracts.

youdao

The reason they call them boiler rooms is, if you are selling stocks by telephone there's no reason to rent a nice office, so you get the cheapest -so you put a whole bank of telephones in the cheapest place.

它之所以被叫做锅炉房是因为,如果通过电话进行买卖交易,你没有必要去租一间漂亮的办公室,于是你租了最便宜的出租房,然后在那儿放满电话

耶鲁公开课 - 金融市场课程节选

And with this data, where students were able ; to implement last year their own E-trade-like website; whereby you have accounts and you log in your hand age of your users 10,000 virtual dollars and with them can they get stock quotes, by stocks, sell stocks and the like, all of this accomplished just after a few weeks time.

通过这些数据,学生们就可以做出类似电子商务的网站;,只要你有账号就能进入你的账户,里面有1万的虚拟美元,这样你就能去查询股票报价,进行买卖股票之类的事,这一切仅仅用了几个星期的时间就完成。

哈佛公开课 - 计算机科学课程节选