Ancestor: Also called the common ancestor and sometimes called the base model, which is the closest or nearest ancestor from which the lineage of the parallel changed models can be traced.

起始：也叫做公共起始，有时也叫做基准模型，这是并行开发模型可以追溯的宗系关系中最近的一个起始。

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Ancestor: Also called the common ancestor and sometimes called the base model, which is the closest or nearest ancestor from which the lineage of the parallel changed models can be traced.

起始：也叫做公共起始，有时也叫做基准模型，这是并行开发模型可以追溯的宗系关系中最近的一个起始。

youdao