请拼写它英语怎么说四个单词

"Pneumonia"，来源于希腊语，意为"lung inflammation"。例句："He was diagnosed with pneumonia and had to spend a week in the hospital."（他被诊断出患有肺炎，不得不在医院住了一周。）

"Influenza"，来源于拉丁语，意为"an outbreak"。例句："She caught influenza and had to stay home for a week."（她感染了流感，不得不在家待了一周。）

"SARS"，来源于英文，全称"Severe Acute Respiratory Syndrome"，意为"严重急性呼吸综合征"。例句："The outbreak of SARS in 2003 caused a global health crisis."（2003年SARS爆发引起了全球卫生危机。）

"COVID-19"，来源于英文，全称"Coronavirus Disease 2019"，意为"2019冠状病毒病"。例句："The COVID-19 pandemic has affected millions of people around the world."（COVID-19大流行病影响了全球数百万人。）