请考虑一个接收买入和卖出请求的交易系统。
Consider a trade system that receives buy and sell requests.
你的投资决策：买入和持仓。
本文中使用的场景基于一个交易系统，其中有一个BusinessEvents应用程序处理买入和卖出交易事件。
The scenario used in this article is based on a trade system in which a Business Events application processes buy and sell trade events.
英特尔公司的企业电脑业绩良好，我们给英特尔股票评级定为买入，给AMD公司和恩威·迪亚(NVIDIA)定为持有，因为这两家公司偏向于消费个人电脑业务。
Intel is very well exposed to enterprise as well, so we have a "buy" on Intel. We have "holds" on AMD and NVIDIA because they tend to be a little bit more consumer exposed.
2000年和2007年开始的熊市非常清楚地表明买入并忘记是多么的危险。
The bear markets that began in 2000 and 2007 demonstrated exactly how dangerous buy-and-forget can be.
投资者仍确定无疑地买入美国的债券，因为他们臆断政客们不可能疯狂到把美国的全民信心和信用压上去，任何戏里都没这出。
Investors are still buying America's debt, no doubt because they assume that, for all the theatre, its politicians are not mad enough to jeopardise the full faith and credit of the United States.
当然也不可能是质量相对较高的法国和德国国债，过去一年很多机构投资者已买入了这些国债。
And it's certainly not with higher-quality French and German bonds, where many institutional investors have moved into over the past year.
管理层对于提高股息的暗示也会让和记黄埔成为一些投资者青睐的目标，他们会在股价便宜时买入，从中获取丰厚的回报。
Any indication that management is moving ahead with plans to raise the dividend should also make Hutchison an attractive cash cow for investors willing to buy in while the stock is cheap.
如果2008年可以作为前车之鉴，股票空头们会又踢又叫，买入下跌时的每一次下探——假如我们正朝着那个方向前进的话；而时间和空间最终将证明一切。
If 2008 is any guide, they will kick, scream, and buy every dip on the way down - provided we're headed there; ultimately, time and space will tell.
这是一种很常用的方法，通过买入和卖出不同种类的期货来降低波动性风险。
This is a fairly common approach that entails buying and selling different sorts of options to reduce volatility.
华尔街日报联系中间商，他们有各类期限的国库券，并询问他们的买入价和卖出价。
The Wall Street Journal calls around to the dealer, which has an inventory of all these maturities and asks them for their bid and ask.
买入商业票据可以解决企业的短期现金与信贷问题，这目前在美国和英国有先例。
Buying commercial paper relieves short term cash and credit problems for companies and has historical precedents in the UK and in the US, currently.
如同房利美和房贷美一样，该公司通过买入、打包和转售按揭贷款，成为贷款批发市场上一支巨大的力量。
Like Fannie and Freddie it has become a huge force in the wholesale market by buying, packaging and reselling mortgages.
值得一提的是，去年闹得沸沸扬扬的官方购买黄金，主要是拥有过多外汇储备的中国和俄罗斯，墨西哥也买入了一些。
It is notable that the much-vaunted official purchases of gold over the past year are mainly by countries such as China and Russia - and, to a lesser extent, Mexico - with big excess reserves.
在震前和震后的一段时间里，包括福布斯亚洲专栏作家卡尔·德菲尔德在内的多名市场专家都建议买入日本那些看似低价的证券。
Several market pundits, including Forbes Asia's columnist Carl Delfeld, have suggested buying Japan's seemingly cheap equities in the period before and after the quake.
于是，他们大量买入意大利国债，以其收益率要比欧洲核心国家德国和荷兰的高。
So they loaded up on Italian debt as a higher-yielding alternative to that of the core European countries of Germany and the Netherlands.
高频交易，在所有华尔街交易量中比例约为三分之二到四分之三，似乎使得价差更小了(买入价格和卖出价格之间的缺口)。
HFT, which accounts for two-thirds to three-quarters of all Wall Street volume, seems to have led to smaller spreads (the gap between bid and offer prices).
花旗集团把喜力啤酒集团和安海斯布希公司(Anheuser - Busch)股票评级定为买入，纳入评估范围，同时公布了欧洲饮料加工业的股票评级。
Brewers Heineken NV and Anheuser-Busch InBev NV were rated "buy" in new coverage at Citigroup, as it announced new coverage on the European beverage industry.
实际上，“买入—持有”和“买入—忘掉”相比，并没差多少，只不过在“买入—忘掉”基础上增加一个“审视”的环节，这个环节也不用太频繁，每年一次就够用了。
All that buy-and-hold needs is a transformation from buy-and-forget to buy-and-review. Even reviewing as infrequently as annually will do the trick.
抵押贷款巨头房利美(FannieMae)和房地美(Freddie Mac)所发债券6月份的海外净买入额为51亿美元，低于5月份时128亿美元的净买入额。
Net foreign purchases of debt issued by mortgage giants Fannie Mae and Freddie Mac totaled $5.1 billion in June, compared with a $12.8 billion in purchases in May.
对第一部分的评审将决定基于员工表现的花红奖金，包括现金、表现股份(performance shares)和公司股票买入期权。
For the first part, it will be used to determine performance-driven remuneration, including cash bonus, performance shares and stock options.
就ChinaSwine而言，上周其股票买入和卖出之间的差价（交易成本的一部分）超过40%。
On China Swine, the 'spread' between buy and sell prices (part of the cost to trade) exceeded a piggish 40% last week.
我们买入是因为k线图显示出市场上升势头，或者因为某种商品的价格和农场的利润在上升。
We buy because the chart says the momentum is upward or because commodity prices, and hence farm profits, are climbing.
我们买入是因为k线图显示出市场上升势头，或者因为某种商品的价格和农场的利润在上升。
We buy because the chart says the momentum is upward or because commodity prices, and hence farm profits, are climbing.
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