各方行为可能废弃某项合同条款，如果书面指令存在法定要求， 则该要求适用。

While the actions of the parties may waive a contract clause, the requirement will be upheld when there are statutory requirements for written directives.

youdao

本合同的条款，除非获得合同双方书面同意，不得予以改正、废弃或修改。

No provisions of this Agreement may be modified, waived or amended except with the written consent of both parities.

youdao

本合同的条款，除非获得合同双方书面同意，不得予以改正、废弃或修改。

No provisions of this Agreement may be modified, waived or amended except with the written consent of both parities.

youdao