illnessn.病；疾病Illness paled his cheeks.疾病使他双颊苍白。Illness blighted his plan.疾病使他的计划落空。Illness has emaciated him.病痛使他消瘦了。Illness paleed her cheeks.生病使她两颊苍白。illness susceptibility allele疾病易感性[等位]基因illness-impact questionnaire疾病影响问卷； 疾病效果调查表illness of nerve center system中枢神经系统疾病illnesses common among children小儿常见病.Illness deprives him of life.疾病夺走了他的生命。illness-injury severity index病伤严重指数