英语词汇“herd immunity”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	herd immunity
释义	herd immunity in American English noun the immunity that occurs when an entire group of animals or people become immune to a particular infection, as with universal vaccination Examples of 'herd immunity' in a sentence herd immunity Levels of coverage needed for 'herd immunity' vary for each disease. The Sun (2016) Herd immunity occurs when the unvaccinated population is too small to maintain the pathogen. The Times Literary Supplement (2017) The result was an absolutely unnecessary loss of herd immunity from measles in some communities. Times, Sunday Times (2008) It takes relatively few parents to pull their kids out of vaccination programmes for us to lose 'herd immunity'. Times, Sunday Times (2017) Herd immunity is also vital for protecting vulnerable groups that the immunisation programme does not reach. Times, Sunday Times (2006)
随便看	standoffishly standoffishness standoff missile stand oil stand on stand on ceremony stand one's ground stand-ones-ground stand on one's head stand-on-ones-head stand on one's own feet stand on one's own (two) feet stand on one's own two feet stand on the sidelines stand on your own two feet stand-on-your-own-two-feet stand out standout stand over standover standover man stand pat standpat standpatter standpattism

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herd immunity in American English