So, in talking about covalent bonds, we should be able to still apply a more general definition of a chemical bond, which should tell us that the h 2 molecule is going to be lower in energy than if we looked at 2 separate hydrogen atom molecules.

那么，既然提到了共价键，我们应该还可以,给化学键下一个更普遍的定义,那就是告诉我们氢分子能量应该更低,与两个分开的氢的单原子分子相比。

麻省理工公开课 - 化学原理课程节选

The bond markets,in general, and the high-quality bonds in particular are probably easiest to value.

一般来说,债券市场,尤其是优质债券,可能是最容易定价的

耶鲁公开课 - 金融市场课程节选

When the Treasury in the United States sells Treasury bills notes and bonds they deal almost exclusively or we say primarily--with broker-dealers not the general public.

当美国的财政部,卖出国库券，票据，债券时,他们几乎是私下交易的,或者说首先与经纪自营商交易,而不是大众市场。

耶鲁公开课 - 金融市场课程节选

So, Andrew Redleaf bought General Motors bonds, which were selling at a discount because people worry that General Motors wouldn't be able to pay on them, and then he asked to speak to the General Motors management.

安德鲁·莱德利夫买了通用汽车的债券,这个债券是以折扣价购买的,因为人们担心,通用汽无法偿付债券,莱德利夫接着要求,与通用汽车公司的管理层会面

耶鲁公开课 - 金融市场课程节选