By this they mean some sort of joint decision-making mechanism.

俄方此言指的是某类共同决策机制。

youdao

The basic requirements of joint decision-making are fairness and transparency.

公平性、透明性是联合决策的基本安全需求。

youdao

"It was a joint decision: we hardly see each other, each of us has our own life", Mr Putin said.

普京说：“这是我们共同的决定：我们几乎见不到对方，而且都有各自的生活。”

youdao

The action was taken after Mr McCrea described a joint decision by the two main unionist parties to take the flag dispute to Stormont's Assembly Commission as a "stupid idea".

BBC: Basil McCrea appears before UUP disciplinary hearing

We made a joint decision.

FORBES: The New Divorce Court

But the allies put off launching the new body until their next meeting in Iceland next May, and did not earmark any areas for joint decision with Russia following last-minute resistance by Washington as well as Poland, Hungary and the Czech Republic, diplomats said.

CNN: Robertson, Powell