1 [U] the state of being ill 患病;不适:
A lot of workers are absent because of sickness.许多工人因病缺勤。
2 [U] a feeling in your stomach that may make you bring up food through your mouth 恶心:
Symptoms of the disease include sickness and diarrhoea.那种疾病的症状包括上吐下泻。
3 [C,U] a particular type of illness 病;疾病:
pills for seasickness晕船药丸☞Look at sleeping sickness. 参看sleeping sickness。