它们可以用来给实际债券保险，但——鉴于其不对称的特点——不能用来进行针对国家或企业进行投机。

They could be used to insure actual bonds but - in light of their asymmetric character - not to speculate against countries or companies.

youdao

很多企业家都是这样起家的，因为最佳的“投机”机会往往不需要很多启动资本，但需要对它的一种紧迫的直觉。

Many entrepreneurs get their start this way, as the best "opportunistic" opportunities often do not require much start up capital and often have a sense of urgency about them.

youdao

有些企业家著眼于市场投机，拟定经营计画是为了抢时机占便宜。

Some see a market opportunity and draw up a business plan to take advantage of it.

youdao

and you know, entrepreneur that in the successful venture, but...

你知道的，企业家做出成功的投机，但是……

就业很难 - SpeakingMax英语口语达人