polemic

1. N-VAR A polemic is a very strong written or spoken attack on, or defence of, a particular belief or opinion. (口頭或書(shū)麪的) 猛烈抨擊; 辯護(hù)

...a polemic against the danger of secret societies. …一次對(duì)秘密社團(tuán)的危害所進(jìn)行的猛烈抨擊。