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The World Health Organization recently authorized a second dengue vaccine.[qh]
世界卫生组织最近批准了第二种登革热疫苗。[qh]
The move could provide protection for millions of people worldwide against the mosquito-borne disease.[qh]
此举可以保护全球数百万人免受蚊媒疾病的侵害。[qh]
This year, several dengue outbreaks have happened in places across the Americas.[qh]
今年，美洲各地爆发了多起登革热疫情。[qh]
In a statement on May 15, the U.N Health agency said it approved the dengue vaccine made by the Japanese drugmaker Takeda.[qh]
在5月15日的一份声明中，联合国卫生机构表示，已批准日本制药商武田生产的登革热疫苗。[qh]
Takeda's dengue vaccine is known as Qdenga.[qh]
武田的登革热疫苗称为Qdenga。[qh]
It was previously approved by the European Medicines Agency in 2022.[qh]
该药物此前于2022年获得欧洲药品管理局批准。[qh]
The two-dose vaccine is given three months apart.[qh]
两剂疫苗间隔三个月接种。[qh]
It protects against the four kinds of dengue.[qh]
它可以预防四种登革热。[qh]
The WHO recommends its use in children between the ages of 6 and 16 who live in areas with high rates of dengue.[qh]
世界卫生组织建议生活在登革热高发地区的6至16岁儿童使用该药物。[qh]
Approval by the WHO now means that donors and other U.N. agencies can purchase the vaccine for poorer countries.[qh]
现在世界卫生组织的批准意味着捐助者和其他联合国机构可以为较贫穷的国家购买疫苗。。[qh]
Studies have shown Takeda's vaccine is about 84 percent effective in preventing people from being hospitalized and about 61 percent effective in stopping symptoms.[qh]
研究表明，武田的疫苗在防止人们住院方面有效率为84%，在阻止症状方面有效率为61%。[qh]
WHO's Rogerio Gaspar is director for the agency's approvals of medicines and vaccines.[qh]
世卫组织的罗杰里奥·加斯帕是该机构药品和疫苗审批的负责人。[qh]
He said it was "an important step in the expansion of global access to dengue vaccines.[qh]
他说，这是 “扩大全球登革热疫苗使用范围的重要一步”。[qh]
The first dengue vaccine that the WHO approved was made by the drugmaker Sanofi Pasteur.[qh]
世界卫生组织批准的第一种登革热疫苗是由制药商赛诺菲·巴斯德制造的。[qh]
The vaccine was later found to increase the risk of severe dengue in people who had not been infected with the disease before.[qh]
后来发现，这种疫苗会增加以前没有感染过登革热的人患严重登革热的风险。[qh]
There is no exact treatment for dengue.[qh]
目前还没有针对登革热的确切疗法。[qh]
It is a leading cause of serious illness and death in about 120 Latin American and Asian countries.[qh]
在大约120个拉丁美洲和亚洲国家，登革热是导致严重疾病和死亡的主要原因。[qh]
About 80 percent of infections are mild.[qh]
大约80%的感染是轻微的。[qh]
But severe cases of dengue can lead to internal bleeding, organ failure, and death.[qh]
但严重的登革热病例可能会导致内出血、器官衰竭和死亡。[qh]
Last week, the WHO reported there were 6.7 million suspected cases of dengue in the Americas.[qh]
上周，世卫组织报告称，美洲有670万例疑似登革热病例。[qh]
That is an increase of 206 percent compared with the same period last year.[qh]
这与去年同比增长了206%。[qh]
In March of this year, officials in Rio de Janeiro declared a public health emergency over its dengue epidemic.[qh]
今年3月，里约热内卢官员宣布登革热疫情进入公共卫生紧急状态。[qh]
Brazilian health officials began giving out the Takeda vaccine with the goal of protecting at least 3 million people.[qh]
巴西卫生官员开始发放武田疫苗，目标是保护至少300万人。[qh]
Infectious disease experts say climate change and the increased range of mosquitoes that carry dengue are partly to blame for the spread of the disease.[qh]
传染病专家说，气候变化和携带登革热的蚊子的活动范围扩大是造成这种疾病传播的部分原因。[qh]
I'm Anna Matteo.[qh]
我是安娜 · 马特奥。[qh]
