甲型流感病毒的英文全称就是Influenza A virus,又称A型流感病毒。 流感flu(是influenza的缩写) 全称为“influenza”,词典中的定义是:an infectious disease like a very bad cold, that causes fever, pains and weakness(一种传染性的疾病,症状像非常严重的感冒,通常会引起发热、酸痛和乏力)。 词组短语: swine fl...
Influenza, or flu(流感), is a type of virus. It spreads from one person to another quickly. When someone who has the flu coughs or sneezes, little droplets from their lungs (肺) spread out into the air. Anyone nearby can get sick. Even a person who touches something with the virus ...
Influenza, or flu(流感), is a type of virus. It spreads from one person to another quickly. When someone who has the flu coughs or sneezes, little droplets from their lungs (肺) spread out into the air.Anyone nearby can get sick. Even a person who touches something with the virus and...
When it comes tothe flu, not all types are created equal. You’ve probably heard that there are a few different types of the flu. According to the CDC, there are three types of influenza viruses: influenza A, influenza B and influenza C. Influenza A and B are the two main types that...
Influenza C viruses are also found in people. They are, however, milder than either type A or B. People generally do not become very ill from the influenza type C viruses. Type C flu viruses donot cause epidemics. Do Different Types of Flu Viruses Hit the Population Each Year?
阅读理解 The influenza virus(流感病毒) or the flu is spread from person to person in the air when an infected person coughs or sneezes.There are 3 types of the flu: -Type A viruses can infect people,birds,pigs,horses,seals,whales,and other animals,such as avian flu or bird flu. -Type...
Influenza (flu) What is Influenza (Flu)? Influenzais anacute respiratory illnesscaused by theinfluenza viruswhich exists as three types: A, B or C. Influenza type Ais found in humans as well as other mammals and birds. It is the only type that has been known to causeinfluenza pandemics(...
Epidemics of influenza may be caused by type A or B strains, although type B is more likely to occur sporadically. Pandemics (worldwide epidemics) are caused only by type A. Three such pandemics occurred in the 20th cent., in 1918–19 (the “Spanish flu”), 1957–58 (the “Asian flu...
Wang Guiqiang, director of the Department of Infectious Diseases at the Peking University First Hospital, said that Type A influenza is an acute respiratory infection caused by influenza type A virus, which is different from the common cold. The symptoms of seasonal influenza are generally more se...
Type A has two different subtypes or strains, based on the chemical structure of the virus. The H1N1 swine flu virus is a type A influenza virus. Type B is not divided into subtypes. Both type A and type B are responsible for the seasonal influenza outbreaks. Outbreaks occur more ...