What you are drawing will simply be a sublist of the new objects list.

您正在移动的对象只是新列表的一个子列表。

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In that case, the call to add adds a sublist of the final three fields to the lines list.

对于这种情况，调用add将最后3个字段的子列表添加到行列表。

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Another common operation is to select some of the elements from a list and return a sublist.

另外一种常见运算是从列表中选取一些元素，然后返回一个次级列表。

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