这份合同是牢不可破的，确保双方都履行承诺。

The contract is unbreakable, ensuring both parties are committed.

那些可以指望履行承诺的人。

Those who can be counted on to fulfill commitments.

经营者未履行承诺的；

The undertakings concerned fail to fulfill its commitments;

第一，增进互信，履行承诺。

First, increase mutual trust and honor commitment.

履行承诺，兑现健康。

Keep the Promise. Keep HEALTHY.

我们还要看看伊朗是否会履行承诺。

We must wait and see if Iran will fulfill the promises it makes.

我们加入世界贸易组织后将切实履行承诺.

After joining the WTO, we will earnestly fulfill our commitments.

不履行承诺

Not following through on commitments

事实证明，履行承诺比许下承诺是困难很多的。

Carrying through on promises is proving far harder than making them.

并且履行承诺。

And they are doing it.