Most notoriously,Oprah's validation of jenny McCarthy's claim that vaccines cause autism(自闭症)has no doubt contributed to much harm through the foolish avoidance of vaccines.
出自-2014年6月阅读原文
It reflected the fact that these decades saw a climb in general standards of living and avoidance of mass societal traumas like foil-scale war or economic deprivation.
2019年12月六级真题（第一套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-UNCOUNT
避免
Avoidance of someone or something is the act of avoiding them.