trial and error phase

例句：

1. 1. The company is currently in a trial and error phase to find the best solution.
   该公司目前正在试错阶段，以找到最佳解决方案。
2. 2. During this trial and error phase, we need to be patient and keep trying until we find the right answer.
   在这个试错阶段，我们需要有耐心，不断尝试直到找到正确的答案。
3. 3.The scientist conducted several experiments before arriving at the correct solution, which was a trial and error process.
   这位科学家在得出正确答案之前进行了几次实验，这是一个试错过程。