Bing is a search engine that finds and organizes the answers you need so you can make faster, more informed decisions. Bing Mobile allow users to conduct search queries on their mobile devices, either via the mobile browser or a downloadable mobile application. In the United States, Microsoft also operates a toil-free number for directory assistance called Bing 411.
必应是一个可以以最快速度寻找并组织你所需要的答案的搜 索引擎,可以为你提供更有效的决策。手机版必应可以使用户通过 手机设备搜索问题，即可以通过手机浏览器也可以下载一个手机客 户端。在美国，微软已经实施了免费的电话查询服务’被称作必应 411。
Bing (formerly Live Search, Windows Live Search，MSN Search) is the current web search engine (advertised as a “decision engine”）from Microsoft. Unveiled by Microsoft CEO Steve Ballmer on May 28，2009 at the All Things Digital conference in San Diego, Bing is a replacement for Live Search. It went fully online on June 3，2009, with a preview version released on June 1，2009. In its first few weeks Bing was successful in gaining some market share.
必应(即之前的Live搜索引擎、Windows Live搜索引擎、MSN 搜索引擎)是微软公司最近发布的一款网络搜索引擎(其广告理念 为“有决断力的搜索引擎”)。于2009年3月28日由微软总裁在圣地 亚哥举行的数字出版会议上发表，必应是Live捜索引擎的替代物。 必应于2009年6月3日全面上线,6月1号发布了预览版本。在最初数 周’必应成功地获得了一些市场占有额。
Notable changes include the listing of search suggestions in real time as queries are entered and a list of related searches (called “Explorer pane” on the left side of search results) based on semantic technology from Powerset, which Microsoft purchased in 2008. Bing also includes the ability to Save & Share search histories via Windows Live Sky Drive，Facebook and email.
主要的改变包括:当搜索项被询问时会给出即时的搜索建议， 并且还将根据Powerset公司的语义搜索技术列出相关搜索项（显 示在搜索结果左侧的“浏览窗”里），Powerset在2008年就被微软收 购。必应也拥有存储和分享历史搜索的功能，通过Windows Live SkyDrive和Facebook或者电邮形式实现存储。
On March 21，2007, Microsoft announced that it would separate its search developments from the Windows Live services family, rebranding the service as Live Search. Live Search was integrated into the Live Search and Ad Platform headed by Satya Nadella, part of Microsoft’s Platform and Systems division. As part of this change, Live Search was consolidated with Microsoft ad Center.
在2007年3月21日，微软就宣布了他们将逐步分割Windows Live搜索引擎家族,将其重新命名为Live搜索引擎。Live搜索引擎 将并人到由萨提亚?纳德拉领导的Live搜索和广告部，作为微软平 台及系统的分支。Live搜索引擎同微软广告中心合为一体，也是改 变的一部分。
A series of reorganisations and consolidations of Microsoft’s search offerings were made under the Live Search branding. On May 23，2008，Microsoft announced the discontinuation of Live Search Books and Live Search Academic and integrated all academic and book search results into regular search, and as a result this also included the closure of Live Search Books Publisher Program. Soon after, Windows Live Expo was discontinued on July 31，2008. Live Search Macros, a service which allowed users to create their own custom search engines or use macros created by other users, was also discontinued shortly after. On May 15 2009, Live Product Upload, a service which allowed merchants to upload products information onto Live Search Products, was discontinued. The final reorganisation came as Live Search QnA was rebranded as MSN QnA on February 18，2009，however, it was subsequently discontinued on May 21, 2009.
2008年3月23日，微软Live搜索品牌下的搜索工具进行了一系列重组和合并。微软宣布终止 Live书籍搜索和Live学术搜索的业务并将所有学术和书籍搜索结果归类到普通搜索，因此也导致 了Live书籍出版商搜索的结束。不久之后,Windows Live浏览器也于同年7月31日终止运作。Live 宏捜索——该搜索引擎允许用户制作属于其个人的宏或是使用其他用户制作的宏,也在不久之后终止运行。2009年3月15日，Live产品上传业务-----项允许商家上传商品信息的服务，也终止了运行。最终的重组是在2009年2月18日，Live QnA搜索引擎被重新命名为MSN QnA搜索引擎。然 而该服务在不久之后的3月21日也终止了运行。
Microsoft recognised that there would be a brand issue as long as the word “Live” remained in the name. As an effort to create a new identity for Microsoft's search services, Live Search was officially replaced by Bing on June 3, 2009.
微软意识到保留“Live”一词是一个品牌问题。为了替微软的搜索服务创造一个新的身份, Live搜索引擎于2009年3月正式被必应替代。
On July 29，2009, Microsoft and Yahoo! announced that they had made a 10-year deal in which the Yahoo! search engine would be replaced by Bing. “Through this agreement with Yahoo!, we will create more innovation in search, better value for advertisers, and real consumer choice in a market currently dominated by a single company.” said Mr Ballmer. “I believe it establishes the foundation for a new era of internet innovation and development.” Carol Bartz, Yahoo! chief executive will get to keep 88% of the revenue from all search ad sales on its site for the first five years of the deal, and have the right to sell adverts on some Microsoft sites. Yahoo! Search will still maintain its own user interface, but will eventually feature “Powered by Bing” branding.
在2009年7月29日，微软和雅虎宣布他们签订了一项10年的协议。协议中雅虎搜索引擎将由必 应取而代之。“通过同雅虎的这项协议,我们将在会在搜索领域有更多的创新，广告商将获得更大 的利益，并且在目前一家垄断的市场中更好地体现消费者真正的选择。”纳德拉表示，“我认为这为 因特网的创新和发展进人新时代奠定了基础。”根据协议，在前5年雅虎总裁卡罗尔?巴茨将会获 得其网站内所有搜索广告收人的88%,并且有权在部分微软网站上销售广告位。雅虎搜索引擎将保 持其原有用户界面,但是将加上“必应支持”的标志。