This is the key to backwards planning, for example, where you start with a goal and think back through the steps needed to reach it until you get to where you are right now.

这也是倒序安排的关键所在。 比如，先设定目标，然后倒转来想要达到这个目标需要哪些步骤，一直退回到你现在的实际状况。

youdao

If you are planning on using models in a previous release of the product, choosing model instead of Package will help prevent a backwards compatibility issue.

如果您打算在这个产品的早期版本中使用模型，那么选择Model替代Package将会阻止一个逆向兼容性问题。

youdao

Then, you continue to work backwards in your planning.

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