The reasoning in this process is defeasible .

在这个过程中的推理是可废止的。

Both are defeasible and have exceptions .

二者都是可废止的并且都有例外。

The application of defeasible logic in workflow management system .

可废止逻辑於工作流程管理系统之应用。

A claim to an estate may be defeasible so long as the claimant is under 21 and .

只要在21岁以下并且未婚，那么他对不动产提出的要求就可以被废止。

A defeasible claim to an estate .

对地产的宣告无效的要求。