error free

例句：

1. 1.The software is error-free, which means it's perfect and doesn't have any mistakes.
   这个软件是无错误的，意味着它完美无缺，没有错误。
2. 2. The new product has been error-free since its release, which is a great achievement for the company.
   新产品自发布以来一直无错误，这是公司的一大成就。
3. 3.The data analysis was error-free, which greatly improved our decision-making process.
   数据分析无错误，这大大提高了我们的决策过程。