I can not imagine Godot addition to containing 2D / 3D engine, scene editor, script editor unexpected volume tens of megabytes, and yet also comes with a stripped-down version of English Offline Documentation (The reason why is stripped-down version, because of Godot Engine documentation is also open source and updated in real time, so the offline version may be incomplete)
Instructions
Press and hold in the code editor Ctrl
mouse over the code, is underlined in the future 左键单击
will enter the appropriate documentation
English online documentation
Chinese online documentation
Language switch