世卫组织在现场派有流行病学专家，他们正在帮助建立一个疾病监测系统，以便能够发现疾病，并对疾病暴发作出反应以阻止它们的传播。
WHO has epidemiologists on the ground, who are helping to set up a disease surveillance system, which can detect and respond to diseases outbreaks before they spread.
世卫组织在现场派有流行病学专家，他们正在帮助建立一个疾病监测系统，以便能够发现疾病，并对疾病暴发作出反应以阻止它们的传播。
WHO has epidemiologists on the ground, who are helping to set up a disease surveillance system, which can detect and respond to diseases outbreaks before they spread.
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