This collateral contract can be proved by evidence extrinsic to the main written contract.

后一个并行合同可以通过与主书面合同有关的外在证据得以证实。

youdao

This collateral contract can be proved by evidence extrinsic to the main written contract.

后一个并行合同可以通过与主书面合同有关的外在证据得以证实。

youdao