(2) While States of origin bear the primary responsibility for developing contingency plans, in many cases it will be appropriate to prepare them in cooperation with other States likely to be affected and competent international organizations.
(2) 虽然起源国对制定计划负有主要责任，在许多情况下，应当同其他可能受影响国和主管国际组织合作制订这些计划。