A corporation can buy back its bonds by paying investors the face value (plus a sweetener).

公司可通过支付投资人债券票面价值（外加甜头）来买回自己的债券。

《柯林斯英汉双解大词典》

By the way, where did you buy those chopsticks?

顺便问一下，你在哪里买的这些筷子？

youdao

Tim starved for a laptop, but his parents asked him to earn money and buy one by himself.

蒂姆想要一台笔记本电脑，但他的父母让他自己赚钱买。

youdao

Congress reduced the surplus even more by approving money to build coastal defenses and to buy warships for the Navy.

VOA: special.2010.05.27

One thing that people can do to get in is to buy shares If the company issues new shares by selling them to the public, it's not obviously dilution.

人们为进入公司,就可能去购买股票,如果公司通过公开销售股票来增发新股,这显然不是摊薄

耶鲁公开课 - 金融市场课程节选

The friends immediately bought Lotus shares and then -that was June 2--by June 5, twenty-five people had bought -had spent a half a million dollars to buy on this tip.

他的朋友们立刻购买了莲花公司的股票,那天是6月2号,截至6月5号,一共有25个人,因为小道消息购买了股票,资金达到50万

耶鲁公开课 - 金融市场课程节选

Gains were accelerated by buy stops, which pre-placed orders activated when certain chart points are hit.

FORBES: Gold Hits Two-Month High As Euro, Oil, Grains Rise; Gain Accelerates On Chart Buying

But they have been replaced by buy-to-let investors who see property as an alternative to a pension or shares.

BBC: NEWS | Business | Q&A: Have house prices peaked?

But most of these gains, Mr Swensen points out, came from heavy borrowing by buy-out firms seeking to multiply their private-equity bet.

ECONOMIST: Pick carefully