如一方引用不可抗力，其应当立即将不可抗力的发生或停止通知另一方。

If a party wishes to refer to force majeure, he is obliged to notify the other party forthwith of the arising and ceasing thereof.

youdao

保留不另行通知做出修改的权利和不可抗力。

Reservation of the right to make changes without notice and force majeure.

youdao

但卖方因尽快地将所发生的事件通知对方，并应在事件发生后15天内将有关机构出具的不可抗力事件的证明寄交对方。

But Seller shall inform the incidents to Buyer immediately, and shall delivery the certificate of Force Majeure incidents issued by related organization within 15 days after the incidents happened.

youdao