I told Norman I would invest in his venture as long as he agreed to one proviso.

我告诉诺曼，只要他同意一个限制性条款我就投资他的企业。

《柯林斯英汉双解大词典》

I wouldn't invest in one, though, until you're sure that you're actually using the system with regularity.

尽管如此，我并没有这样做，除非你真地确信有规律地使用这一组织体系。

youdao

So, rather than spending a couple of hundred dollars on a game box, I suggest you invest in a robotics kit.

所以，与其将数百美元花费在一个游戏盒上，我建议您还是用这些钱来购买一个机器人技术套件吧。

youdao

that I can invest in a corporation without becoming liable for all its debts.

VOA: special.2010.03.05

Some people say, well if that's the case I want to invest in nothing more than that one asset.

一些人会说,如果真的如此,我只会投资收益较高的那项资产

耶鲁公开课 - 金融市场课程节选

Why would it be that somebody else is allowed to invest in a hedge fund and I'm not?

为什么允许其他人投资对冲基金,而我却不能呢

耶鲁公开课 - 金融市场课程节选

If the story is good, I am more likely to invest since I know there is a good founder behind the idea.

FORBES: Don't Pitch Your Company, Share Your Story

But with an extra 15.2 days of time to invest, I expect great things.

FORBES: Add 15.2 Days to Your 2013

If this is a cockamamie way to invest, I draw courage from the theory of central banking, which is more cockamamie still.

FORBES: Glitter