The milestone comes the day after the head of the World Health Organization ( WHO) warned the world was "approaching the highest rate of infection" so far.

Earlier this year, Chinese and international experts visited Wuhan to study the origin of the virus, which was organized by the World Health Organization.

中国-世界卫生组织新冠病毒溯源联合研究专家组中方组长梁万年：今年初，世界卫生组织—中国联合专家组到武汉做病毒溯源研究。

The World Health Organization designated Delta as a variant of interest in April and a variant of concern on 11 May.

世界卫生组织在四月份将德尔塔毒株定性为“待观察变种”，5月11日又将该毒株定性为“须关切变种”。

This review commissioned by the World Health Organisation reinforces the value of fibre.

由世界卫生组织委托进行的评估进一步证实了纤维的价值。

The World Health Organization is pausing the use of hydroxychloroquine in its global study of COVID-19 treatments amid a review of safety data, officials announced Monday.

周一，世界卫生组织官员宣布，审查安全数据期间，在对新冠病毒疗法的全球研究中暂停使用羟氯喹。

The W.H.O. safety standard for ozone levels is somewhere about a hundred

世界卫生组织关于臭氧层的安全标准约为100。

Working long hours poses an occupational health risk that kills hundreds of thousands of people each year, the World Health Organization says.

世界卫生组织称，长时间工作带来的职业健康风险每年导致数十万人丧生。

He has threatened to cut off U.S. funding to the WHO within a month absent unspecified reforms.

他威胁说，如果不进行具体改革，将在一个月内切断美国对世界卫生组织的资金支持。

A group of Chinese netizens drafted a joint open letter to ask the WHO to investigate the US Army Medical Research Institute of Infectious Diseases ( USAMRIID) at Fort Detrick in June.

公开信表示：2021年6月，一批中国网民曾经联署了一封公开信，要求世界卫生组织调查美国德特里克堡生物实验室。

But the World Health Organization recommends that people wear masks covering their nose, mouth and chin to best protect from the virus.

但是世界卫生组织建议人们戴口罩时遮住鼻子、嘴和下巴，以最大限度地保护自己免受病毒的侵害。

The World Health Organization has been closely monitoring the new strain that causes serious respiratory illness and sometimes kidney failure and death.

世界卫生组织（World Health Organization）一直在密切监测这种新型病毒。这种病毒可以造成严重的呼吸系统疾病，有时甚至会造成肾衰竭乃至死亡。

The average international runway model has a body mass index ( BMI) under 16--low enough to indicate starvation by the World Health Organization's standard.

国际T台模特的体重指数(BMI)平均低于16——按照世界卫生组织的标准足以表明饥饿。

He gave money to the World Health Organisation to help defeat smallpox

他向世界卫生组织提供资金以帮助消灭天花。

Margaret Chan, WHO's director-general, has explained the reason for this neglect.

世界卫生组织总干事陈冯富珍（Margaret Chan）解释了这种忽视的原因。

This emerging disease is a severe infectious respiratory disease, designated as severe acute respiratory syndrome ( SARS) by WHO.

非典型肺炎是一种急性、高度接触性的呼吸系统疾病，世界卫生组织（WHO）于2003年3月15日将其正式定名为严重急性呼吸综合征（severe acute respiratory syndrome，SARS）。

WHO officials estimated the pause would last a week or two as the trial's data safety monitoring board considers information already collected from the Solidarity trial and other ongoing studies to determine whether it's safe to continue with hydroxychloroquine.

世界卫生组织官员估计暂停会持续一至两周，因为试验数据安全监测委员会要参考从SOLIDARITY临床试验和其他进行中的研究中所收集的信息，从而确定继续使用羟氯喹是否安全。

The World Health Organization ( WHO) was founded in1948 as a special agency of the United Nations.

世界卫生组织（World Health Organization，简称WHO）成立与1948年，是联合国的一个专门机构，目前大约有200个会员国。

According to the World Health Organization, 80 percent of deaths from heart disease and stroke are caused by high blood pressure, tobacco use, elevated cholesterol and low consumption of fruits and vegetables.

根据世界卫生组织的数据，80%的心脏病和中风死亡都是由高血压、吸烟、胆固醇升高以及水果和蔬菜摄入量低造成的。

Nearly 2.2 million people die a year because of diarrhea-related diseases, according to WHO statistics.

根据世界卫生组织的数据，每年近220万的人死于与腹泻相关的疾病。

The WHO recommendation has no legal status

世界卫生组织的建议不具备法律效应。

WHO chief Dr Tedros Adhanom Ghebreyesus warned on Friday that "cases and deaths are continuing to increase at worrying rates".

世界卫生组织总干事谭德塞博士4月16日警告称，“病例和死亡数量正在以令人担忧的速度持续增加”。