James Sherr,with the London-based research organization Chatham House, says there are two reasons for Russia's position, especially when it comes to Ukraine's NATO membership bid.

VOA: standard.2009.09.04

So, the bid price is the--they don't do it in terms of price, they do it in terms of discount so the bid discount rate- there would be two numbers for each.

出价,往往不以报价的形式出现,而是以折扣率,出价的折扣率,有两个相关的数字

耶鲁公开课 - 金融市场课程节选

The RDP was formed two years ago after its leader, Hidipo Hamutenya, lost his bid to become SWAPO leader upon the retirement of Namibia's first president, Sam Nujoma.

VOA: standard.2009.11.27

Iran is played host to a high-profile summit of two key war-torn neighbors, Pakistan and Afghanistan, in a bid to put an end to conflicts that rage along its borders.

VOA: standard.2009.05.24

No so for Russia. Russia and Ukraine both prohibit more than two consecutive presidential terms, Neither Russian Prime Minister Vladimir Putin nor President Dmitri Medvedev has ruled out another presidential bid.

VOA: standard.2010.02.01