sick or not feeling well
He felt ill and stayed home from school.
他感觉不舒服,所以待在家里没去上学。
bad or causing harm
The medicine had no ill effects on her health.
这种药物对她的健康没有不良影响。
bringing bad luck
A black cat is seen as an ill sign by some people.
有些人认为黑猫是不祥之兆。
badly or cruelly
The ill patient was treated with care, not ill treatment.
这位生病的病人得到了细心的照料,而不是虐待。
poorly or not well
The ill person was ill served by the slow ambulance.
这位病人因为救护车来得慢而得不到妥善的服务。
hardly or with difficulty
As an ill person, she can ill afford to miss her medication.
作为一个病人,她很难承受错过服药。
sick people
Hospitals care for the ill who need help.
医院照顾需要帮助的病人。
problems or sicknesses
Poverty is one of society's ills that makes people ill.
贫困是社会的弊病之一,它使人们生病。
harm or bad luck
Despite being ill, she wished no ill upon others.
尽管生病了,她也不希望别人遭殃。