Some people have the erroneous notion that one can contract AIDS by giving blood.
有些人有这样一种错误的观念:认为献血会染上艾滋病。
《柯林斯英汉双解大词典》
Proper measures were taken as soon as the erroneous ideas cropped up.
错误思想一冒头,就及时采取了措施。
《新英汉大辞典》
Allen's contribution was to take an assumption we all share—that because we are not robots we therefore control our thoughts—and reveal its erroneous nature.