echelon lens

例句：

1. 1.The team used the echelon lens to improve their performance.
   团队使用梯队透镜来提高他们的表现。
2. 2. The scientist developed an echelon lens that could focus light in a specific direction.
   科学家开发了一种能够将光线聚焦到特定方向的梯队透镜。
3. 3.The echelon lens was used in the experiment to analyze the data more accurately.
   在实验中使用梯队透镜来更准确地分析数据。