英语语法分析

The square flap is a good method to treat severe epicanthus.

矩形瓣成形术是治疗先天性小眼症严重内眦赘皮的一种良好的方法。

Objective:To study the anatomically contributing factors of epicanthus.

目的：探讨内眦赘皮的解剖成因。

Objective: To introduce a way of epicanthus correction by inferior edge abscission.

前言：目的：介绍一种通过内眦下边缘离断矫正内眦赘皮方法。