在用这些工具进行绘图时，通过鼠标操作自动设置坐标点和工具类型(比如方框)，并通过GUI环境选择画笔和笔画宽度。
In drawing with those tools, the mouse automatically sets the coordinate points and the type of tool, such as a box, and selects the pen and stroke for you via a GUI environment.
激活某一个选择(通过双击鼠标，或按下空格键)会让对应的项目在编辑器中打开。
Activating a selection (by double-clicking with the mouse, or pressing the spacebar) causes the corresponding item to be opened in the editor.
通过按下shift键并从列表的顶部滚动鼠标直到末尾，选择所有表。
Choose all of them by pressing the Shift key and scrolling the mouse from the top of the list to the end.
应用推荐