书籍 English Result - 中高级 - 6 - 6A 单元

an illness in a human, animal, or plant that affects health

describing a disease or condition that spreads rapidly and affects a large number of people within a specific area or community during a particular period

impacted or influenced by something or someone

a medical emergency that happens when blood flow to the heart is suddenly blocked, which is fatal in some cases

to have an illness or disease

affected by a disease-causing agent, such as bacteria, viruses, or parasites

safe from catching a disease or being infected

a change in the normal condition of the body of a person, which is the sign of a disease

(of a disease or condition) capable of transmitting from one person, organism, or object to another through direct or indirect contact

to get sick, usually with bacteria or a virus

to extend or increase in influence or effect over a larger area or group of people

a microscopic agent that causes disease in people, animals, and plants