默认情况下，钢笔工具会自动添加锚点到已存在的路径，删除已存在的锚点。

By default, the Pen tool (p) automatically adds anchor points to an existing path, and deletes existing anchor points.

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添加锚点工具和删除锚点工具的作用很明显了，转换点工具允许你重新指定点的类型，以获得一个平滑的转角。

Add anchor point Tool and Delete anchor point Tool are fairly obvious and the Convert point Tool lets you to redefine the anchor points and give a smooth corner.

youdao

要添加你自己的注释，你只要选定文本，然后Reframe It会自动将这段文本作为你注释的位置锚点。

To add your own annotations, you just have to highlight a chunk of text and Reframe It will automatically use this as the anchor for your annotation.

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