1 [U] the state of being physically or mentally ill (身体或精神)有病:
He's missed a lot of school through illness.他因为生病缺了好多课。There is a history of mental illness in the family.这个家族有精神病史。
2 [C] a type or period of physical or mental ill health (身体或精神方面的)疾病,患病期间:
minor/serious/childhood illnesses小病;重病;小儿疾病My dad is just getting over his illness.我的爸爸病后刚刚痊愈。☞adjective ill 形容词为ill☞ Look at the note at disease. 参看disease的注释。