据美国疾病控制中心(Centers for Disease Control)的一项调查结果显示,产气荚膜梭菌(Clostridium perfringens)是导致这些疾病的罪魁祸首,但他们尚无法确定具体的致病食物。
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根据美国联邦疾病管制局(CDC,Centers for Disease Control)的统计指出,全美至少有一百万人患有慢性疲劳症候群,并且人数持续增加中;值得注意的是,女性罹患慢性疲劳...
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The centers for Disease Control 疾病控制中心 ; 疾控中心 ; 据美国疾病控制中心
The Centers for Disease Control-CDC 疾病控制中心
Centers s for Disease Control 疾病控制中心
Centers for Disease and Control 美国疾病预防控制中心
The Centers for Disease Control also suggest that sneezing and coughing into your elbow is necessary.
美国疾病控制中心也建议,对着肘部打喷嚏和咳嗽是必要的。
The Centers for Disease Control found that fewer than one-fourth of overweight adults who were trying to shed pounds said they were combining exercise with their diet.
疾病控制中心发现,在试图减肥的超重成年人中,只有不到四分之一的人表示,他们会将锻炼与饮食结合起来。
The Centers for Disease Control, for example, found that fewer than one-fourth of overweight adults who were trying to shed pounds said they were combining exercise with their diet.
例如,疾病控制中心发现,在试图减肥的超重成年人中,只有不到四分之一的人表示,他们会将锻炼与饮食结合起来。
An advisory committee of the Centers for Disease Control and Prevention said there are five groups that should be vaccinated first.
VOA: special.2009.08.18
One is in the U.S.at the Centers for Disease Control, where there is a sample of variola, which is kept, you know, frozen on ice in a heavily guarded facility.
一个在美国的疾病控制中心,那有一支天花病毒的样本,冰冻后置于重重保护之下
The Centers for Disease Control and Prevention reports more than twenty-two million people suffer from asthma in the United Sates.
VOA: special.2009.07.28
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