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：2025/12/05
second wave
（ plural ）
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(virology) A phenomenon that can develop during a pandemic where after a group recovers and infections appear to decrease, another group becomes infected and causes a recurrence in cases.
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second wave
Public health officials warned that a second wave of infections could hit the city if restrictions were lifted too soon.
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Public health officials warned that a second wave of infections could hit the city if restrictions were lifted too soon.
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