英语语法分析

The doors in the Triangle Shirtwaist Factory only opened inward.

三角内衣厂的门只向内开。

At the Triangle Shirtwaist Factory, some of the doors were locked.

在三角内衣厂，有些门被锁上了。

The Triangle Shirtwaist Fire remains as a turning point in US history.

三角内衣厂火灾依然是美国历史的转折点。