Already this year, 115 measles cases have been reported in the USA, compared with 189 for all of last year.
2017年高考英語北京卷 閱讀理解 閱讀C 原文
Measles, which once killed 450 children each year and disabled even more, was nearly wiped out in the united states 14 years ago by the universal use of the MMR vaccine.
2017年高考英語北京卷 閱讀理解 閱讀C 原文
That's exactly what is happening in small neighborhoods around the country from orange county, California, where 22 measles cases were reported this month, to brooklyn, n.