单词：seasonal strain
单词：seasonal strain 相关文章
Everyfall, you need a new flu shot. Let's consider these vaccines training ourimmune system, the recognize specific strains of flu. Identifying by two protein on the virus coat, hem agglutinin(血细胞凝集素) and neuraminidases(神经氨酸酶).
Scientific American(十二)月
Every fall, you need a new flu shot. Thats because todays vaccines train your immune system to recognize specific strains of flu, indentified by two proteins on the viruss coat, / and /. Thats where the H and N come from in H1N1. Problem is those pro
Scientific American(十二)月
The flu epidemic intensified a few week ago, but it continued to worsen with widespread outbreaks being reported in every state except Florida. NBC's Robert Bazell reports. And there's new information tonight about this year's flu epidemic and why i
万花筒2008年
美国已发现的猪流感病毒和在墨西哥引起致命传染的是同一病毒.猪流感是什么东西?我们将如何应对?这里解答你的所有疑惑。 The swine flu virus in the U.S. is the same one causing a deadly epidemic in Mexico.
医学英语
DAVID GREENE, HOST: And we're going to spend some time now in China's far northwestern region, Xinjiang, which is four times the size of California. It's home to a Muslim minority group called the Uighurs. They have had this tense relationship with C
2017年NPR美国国家公共电台9月
今天我们要学的词是 strain. strain 的意思是压力，费力，使足力气。 In China, female pilots strain to hold up half the sky although they account for only 1.3 percent of all the pilot, one of the lowest proportion in the world. 在中
英语单词荟萃