学术类雅思 (6-7分段) - 疾病和症状

the feeling of discomfort in the stomach, often with the urge to vomit

恶心, 呕吐感

a feeling of extreme tiredness that is usually caused by physical or mental overwork or exercise

疲劳, 虚弱

a swollen area on the skin filled with liquid, caused by constant rubbing or by burning

水泡, 水疱

a medical condition in which body waste turns to liquid and comes out frequently

腹泻

a physical condition in which a part of the body becomes swollen, painful, and red as a result of an infection or injury

炎症, 肿胀

an illness, often a minor one

疾病, 烦恼

a harmful state in which the body has lost a lot of water

脱水

a disease that causes shortness of breath and difficulty in breathing

哮喘

a disorder in which one is unable to sleep or stay asleep

失眠

the virus that causes a very dangerous disease called AIDS, transmitted through blood or sexual activity

HIV

a sudden and unexpected start or return of a medical problem

癫痫发作, seizures

an area with a high number of infected people where strict public health rules are applied to control the spread of infection

红色区域, 高风险区