双方同意相互让步以解决争论。

Both parties agreed to a mutual ___concession to settle the argument.

在复杂的谈判中，一些让步是不可避免的。

Some ___concessions are unavoidable in complex negotiations.

政府在税收政策上的让步有助于平息抗议者。

The government's ___concession on tax policy helped to calm the protesters.