Note: The only place you need to do a double knot is at the start and finish of the paper block.

备注：在开头和结尾的地方，必须打两个结。

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When you want to finish the line, double click on the last spot.

当你想完成的路线，双击最后一个点。

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Double circle is the Finish point.

双圆圈为终点。

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Double circle is the Finish point.

双圆圈为终点。

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