Informative speeches from World Health Organization officials helped people to keep their panic under control so they could take sensible precautions.
世界卫生组织官员发表了内容丰富的讲话，帮助人们控制他们的恐慌情绪，以便采取明智的预防措施。
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On the basis of criminology, the author demonstrates that the informative obligation, qua a rehabilitation control, has some potential criminal factors when it plays a positive role in our society.