In Northeast Asian regional order, a Multilateral Security Cooperation System (hereafter, MSC) has not been institutionalized.

但多边安全合作机制(此后简称MSC)在东北亚地区尚未被制度化。

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Nowdays, the multilateral security cooperation system, represented by CSCE, is the most effective way to solve area security in this world.

现今世界上，以欧安会为代表的多边安全合作模式是解决地区安全最有效方式。

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At the same time, we have increased bilateral and multilateral communication and cooperation to jointly guarantee the security of overseas Chinese people and institutions.

同时，我们也通过双边、多边沟通与合作，共同确保中国机构和人员在海外的安全。

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"The top priorities are to reestablish order, public security, to secure international investors in Madagascar, to secure multilateral,bilateral cooperation,".

VOA: standard.2009.03.20

Talking about the U.S.role in Asia, Gates told the conference Washington's commitment to its allies was as strong as ever, but that greater multilateral cooperation was needed to deal with both old and new challenges to security.

VOA: standard.2009.05.30

And so this kind of multilateral cooperation is being duplicated as a consequence of this Nuclear Security Summit.

WHITEHOUSE: President Obama Makes a Trilateral Announcement with the Presidents of Russia and Kazakhstan | The White House

The two leaders reviewed a range of outstanding issues, including areas of cooperation upcoming in connection with the East Asia Summit, where they agreed to further bilateral and multilateral cooperation on nonproliferation, on humanitarian assistance, disaster relief, and also on maritime security.

WHITEHOUSE: Press Briefing