加州离婚的spousor support condition

对方一定要加上"cohabitation" as standard termination condition of support, 不加这个，对方说所有的条件重新谈。. 但是我的律师不同意，因为的定义很模糊，这相当于给以后对方留了任何时间和情况都可以终止的漏洞。

请问这一条是standard termination condition of support? may I have your advice? Thank you very much!