tax-free income

例句：

1. 1.The company's tax-free income has increased significantly.
   公司的免税收入显著增加。
2. 2. Many investors prefer to invest in tax-free income stocks.
   许多投资者更喜欢投资于免税收入股票。
3. 3. The tax-free income from the dividends is a significant source of wealth for the company.
   股息的免税收入是公司财富的一个重要来源。