Duplicate the shape and move it down so that you have something like this.
重复的形状和移动下来，让你有这样的事情。
This is not a system you would like to have in a real application, but it will let me move on.
这不像实际应用中的应用程序，目的为了继续执行。
This is not a system you would like to have in a real application, but it will let me move on.
这不像实际应用中的应用程序，目的为了继续执行。
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