Pick the block type from the drop-down, set its position in the column, enable it for display, save it by pressing CTRL + s, and close it.

您可以从下拉菜单中选择块的类型，设置它在列中的位置，并启用显示它，然后使用CTRL + S进行保存并关闭这个页面。

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You can also re-map the Alt and Ctrl keys (helpful if you're a Mactard like me) and you can set the keyboard to swap between Dvorak and normal-person mode.

你也可以重新设置Alt和Ctrl键(对像我这样的苹果迷特别有用)，让键盘在Dvorak和普通模式下进行切换。

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Now press Ctrl + Backspace to fill the selection with your pre-set Background Color.

现在，按Ctrl + Backspace将事先设置好的背景色填充到选区。

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