这个协议就像各方之间的契约，而且可以成为事实上的具有法律效力的合同。

This agreement is like a contract between the parties, and can, in fact, be a legal contract.

youdao

为了让你遵守契约，直到合同结束，你才能拿到钱。

Just to make sure you follow through, your paychecks arekept in escrowby the sperm bank until the end of the contract.

youdao

当囚犯买了牢房后，有人就会把钥匙交给他，并与他签订合同和契约。

When prisoners buy a cell, they are given the key, and contracts and deeds are signed.

youdao