Rails makes setting up the base directory structure for your project very easy. Run the rails command to create all of the necessary starter files.

通过Rails可以非常方便地设置项目的基本目录结构。

youdao

You'd start by setting up your transit (a telescope that rotates on a calibrated base) and taking a sight on the object.

你一开始先设置你的经纬仪（一个在校准的基座上旋转的望远镜），观测该物体。

youdao

You'd start by setting up your transit (a telescope that rotates on a calibrated base) and taking a sight on the object.

你一开始先设置你的经纬仪（一个在校准的基座上旋转的望远镜），观测该物体。

youdao