1.Certain people may be predisposed to mental illness.
有些人易患精神病。
2.Deviant behaviour is one of the features of certain types of mental illness.
常举动是某些精神疾病的特征之一。
3.Since Laing refused to view mental illness in biomedical or clinical terms, he has often been labelled as part of the so-called 'antipsychiatry' movement.