Advertisement is a kind of informational spreading activity.

广告是一种信息传播活动。

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The Olympic movement is the international sports practice and culture-spreading activity developed under the guidance of specific philosophic thinking and sports theory.

奥林匹克运动是在特定哲学思想和特定体育理论指导下开展的国际性体育实践和文化传播活动。

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This will assist your naval activity by clearing your ear passageway, getting rid of any bacteria and prevent disease from spreading.

通过清除你的耳朵通道，这将有助于您的海军活动，摆脱任何细菌，防止疾病蔓延。

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"Intentionally spreading false rumors or engaging in collusive activity to impact the financial condition of an issuer will not be tolerated and will be vigorously and aggressively investigated, " it said.

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