The cause of their beliefs, however, was not racialism pure and simple.

然而他们信仰的根据并非纯粹是种族主义。

柯林斯高阶英语词典

Even the racialist find it difficult to make out a case for apartheid.

甚至种族主义者也很难提出有利于种族隔离的理由.

期刊摘选