双方来往函件，按照合同规定的地址或传真号码以________方式送达对方。

The letters between both parties shall be sent to the address or fax as specified in this contract in ___ mode.

youdao

双方来往函件，按照合同规定的地址或传真号码以________方式送达对方。

The letters between both parties shall be sent to the address or fax as specified in this contract in ___ mode.

youdao