sickness
/ˈsɪknɪs; `sɪknɪs/ n[U]
1 illness; ill health 疾病; 患病; 不健康
Is there much sickness in the village now? 这村庄现在患病的多吗?
They were absent because of sickness. 他们因病缺席.
2 [U, C usu sing 作不可数名词或可数名词, 後者通常作单数]
particular type of illness or disease 病; 疾病
sleeping sickness 昏睡病
suffering from altitude sickness 患高空病
air-/sea-/travel-/car-sickness 晕机[晕船/晕（机、 船、 车等）/晕车]
a sickness common in the tropics 热带常见病.
3 [U] feeling that one is likely to vomit; vomiting 作呕; 呕吐
The sickness passed after I lay down for a while. 我躺下一会後就不恶心了.
The symptoms of this disease are fever and sickness. 这种病的症状是发烧与呕吐.