Overall, the menu group made less than half as many errors as the typing group.
总的来说，菜单组比键入组少了将近一半的错误。
How can I create a Menu group after clicking a button?
我如何创建一个菜单组后，点击一个按钮？
Parameters: First - The 1-based position of the first menu item in the group.
一维位置；参数：第一个菜单项的组中的第一个。
Last - the 1-based position of the last menu item in the group.
一维位置；最后的最后一个菜单项中的组。
The menu contains a group of window commands.
它是包括一组窗口命令的菜单。
The menu contains a group of window commands.
它是包括一组窗口命令的菜单。
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