Ailment & sickness & disease &illness
1.ailment
1.1-常指小病
1.2-
eg:
childhood/common/minor ailment
2.sickness
2.1-相對嚴(yán)重的病,會影響平常生活
2.2-
eg:
she has been off work because of sickness.
3.disease
3.1-約等于sickness,但是常指可以傳染的病
3.2-
eg:
heart/kidney/liver disease.
4.illness
4.1-除了身體還可以精神上的疾病
4.2-
eg:
mental illness.