英语语法分析

Fresnel lens on the top.

塔顶的菲涅尔透镜。

A method of making the Fresnel lens is described.

本文还描述了制造菲涅耳透镜的方法。

Fresnel lens on the top. Thickness and quality of the glass are impressive.

塔顶的菲涅尔透镜。透镜的厚度和质量令人印象深刻。