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来源:雅诚德英语网
The recent outbreaks of cholera are a timely reminder that this disease is still a serious health hazard.
最近几次爆发的霍乱是一个适时的提醒,该疾病依然是个严重的健康危害。
The recent outbreaks of cholera are a timely reminder that this disease is still a serious health hazard.
最近几次爆发的霍乱是一个适时的提醒,该疾病依然是个严重的健康危害。