There is no backup : a mis-edit may cost you necessary information.

没有文件备份：错误地编辑，可能破坏了一些必要的信息。

youdao

It also offers to edit the code for you at the cost of a click or two.

它还提供您编辑代码，单击一次或两个的代价。

youdao

"MIDIConnect offers musicians a compact and portable solution to create and edit music on the go, at a fraction of the cost of a recording studio, " said Ethan Opelt, Line Manager of Griffin's Audio category.

ENGADGET: Griffin's MIDIConnect now available at $80 to make beautiful music with your iDevice (video)