tax-free investment

例句：

1. 1.This tax-free investment fund is agreat way to diversify your portfolio.
   这个免税投资基金是多样化你的投资组合的好方法。
2. 2.The company offers tax-free investment optionsfor its customers.
   该公司为顾客提供免税投资选项。
3. 3. Investing in tax-freebonds can help you save on taxes andearn more money.
   投资免税债券可以帮助你节省税款并赚取更多钱。