这项合约有助于维持和平。

This treaty helps to maintain peace.

他们正在讨论一项贸易合约。

They are discussing a trade treaty.

该合约将在下个月生效。

The treaty will take effect next month.

两国签署了一项新的合约。

The two countries signed a new treaty.

这份合约对双方都有利。

This treaty is beneficial to both parties.