这两个函数在应用程序中启用所有拖放功能。

These two functions enable all of the drag-and-drop functionality in the application.

youdao

这个功能的局限是，只能使用它探测函数，而不能探测应用程序的功能性片段。

The limit of this functionality is that it can only be used for probing functions, rather than functional fragments, of an application.

youdao

对于这个应用程序，有用于GPS功能、在数据库中访问和保存数据以及启动和停止应用程序的回调函数。

For this application, there are callbacks for GPS functions, opening and saving data to the database, and starting and stopping the application.

youdao

But long story short, if I want to use a function called sleep, -- the reason I, the programmer, knew to use that library -- -- that header at the top -- because it told me to in this little synopsis.

但长话短说，如果我想要用一个叫做sleep的功能，我作为程序员知道使用那个函数库-,上面的标题-,因为在这个小的大纲中它告诉我。

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