extra step

例句：

1. 1.We need to take an extra step to ensure the safety of our team members.
   我们需要采取额外的一步来确保我们团队成员的安全。
2. 2.The extra step of preparing for a test can help you feel more confident and prepared.
   额外的准备步骤可以帮助你感到更自信和准备好。
3. 3.The extra step of cleaning up after yourself is a sign of respect for others.
   额外的清理步骤是尊重他人的表现。