Harmful information, once detected, shall be reported immediately to relevant competent authorities and effective measures shall be taken to prevent it from being spread.

发现有害信息应当及时向有关主管部门报告，并采取有效措施，不得使其扩散。

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This is easy to detect, and once detected, human intervention becomes possible.

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Once a vein is detected at a suitable depth, the device alerts the operator, who pushes the syringe needle into the patient's flesh and injects the medicine.

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Once the issue was detected, the sensing equipment operated as designed and opened a breaker, causing power to be partially cut to the Superdome in order to isolate the issue.

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