So we know every time we have two electrons, that's a bond.

我们知道每当我们有两个电子，这就是一个键。

youdao

Finally, I just want to say that we have also a kind of bond called an indexed bond, which is a bond whose coupons are indexed to inflation.

最后一点是，一种叫物价指数债券的债券，这种债券的票息被通胀指数化了。

youdao

sigma2sp It's going to be a sigma bond. So, we have sigma 2 s p, carbon 2 s p. So they're two s p bonds combining.

是sigma键，我们有，碳2sp。，所以它们是两个sp键结合。

youdao

A covalent bond is any time we have a pair of electrons that is shared between two different atoms.

所谓共价键就是我们有两个原子,共用一对电子。

麻省理工公开课 - 化学原理课程节选

Let's re-draw this, so it looks a little bit neater, where we have a triple bond in the middle instead, and again, we need our negative 1 charge there.

让我们重写这个，这样看起来更整洁一点，我们有一个三键在中间，同样地，我们这里需要一个负电荷。

麻省理工公开课 - 化学原理课程节选

So, we have this security and a ten-year bond would have twenty coupons attached, each with a date on them.

我们持有这样的证券，是十年期的债券,并附有二十张息票，每一个都有日期在上面。

耶鲁公开课 - 金融市场课程节选

Back in August we did have a spike in bond yields of major countries like Italy and Spain.

FORBES: Chip Stocks Still Not Pricing a True Inventory Correction

The second thing we want is, if we wanted something that was different than a traditional bond portfolio, we wanted each manager individually to have very low correlation relative to traditional bond indexes, like the Barclays Ag.

FORBES: What Is a "Flexible" Bond Fund?

When it does, we may have a repeat of that dismal forty years in the bond desert.

FORBES: Bernanke, Buffett, Lappin: Bonds, Gold and Stocks