求翻译：2．因有关政策、法规的变动或政府部门有关机构的行为，导致出卖人逾期交房的，由出卖人出具政府有关部门的相应证明文件。是什么意思？

2. A result of the policy, regulatory changes or acts of government agencies concerned, lead to late delivery of house seller, the seller issued by the appropriate documents relevant government departments.

2. In the relevant policies, laws and regulations or changes in the government departments of the Agency's behavior, lender, overdue room of the lender by relevant departments of the Government with the corresponding documentation.

Because 2. the related policy, the laws and regulations change or the government department related organization behavior, causes to betray the human to exceed the time limit hands over the room, by betrays the human to write up the government department concerned the corresponding proof document.

2. Because of changes in relevant policies and regulations or acts of the Government departments of the institution, led to the seller's overdue housing, issued by a seller of relevant government departments the appropriate supporting documents.

2. Because of changes in relevant policies and regulations or acts of the Government departments of the institution, led to the seller's overdue housing, issued by a seller of relevant government departments the appropriate supporting documents.