free investment

例句：

1. 1.This free investment opportunity is worth considering.
   这个免费的投资机会值得考虑。
2. 2. The company offers free investment advice to its clients.
   该公司向其客户提供免费的投资建议。
3. 3. Free investment can be a great way to diversify your portfolio.
   免费投资可以是一个很好的方式来多样化你的投资组合。