因为为了维持记录中原始的顺序所删除的 recordId不能重用，所以这个记录通过特有的字符串模式标记为无效。
Since the deleted recordId is not reused so as to maintain the original sequence in records, the record is marked as invalid by a distinctive string pattern.
如果顺序无效，则根据决策结果从3条路径中选择一条。
If the order is not valid, one of three paths is chosen depending on the outcome of the decision.
允许按任意顺序设置属性，即便这样做会导致出现暂时无效的对象状态也如此。
Do allow properties to be set in any order even if this results in a temporary invalid object state.
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