英语语法分析

The appalachians run through thirteen states .

阿巴拉契亚山脉穿经十三个州。

The scent of pine and the sound of crickets floated down from the foothill Appalachians.

松树的香味和蟋蟀的鸣叫声从阿巴拉契亚山麓飘送过来。

The Appalachians run slightly from the northeast to southwest and the Rocky mountains run slightly from the northwest to southeast.

阿巴拉契亚山脉有点西南-东北走向，而落基山脉微呈西南-西北走向。