3. The breach of an international obligation requiring a State to prevent a given event occurs when the event occurs and extends over the entire period during which the event continues and remains not in conformity with that obligation.
3. 一国违背要求它防止某一特定事件之国际义务的行为开始于该事件发生的时刻，该行为延续的时间为该事件持续、并且一直不遵守该义务的整个期间。