For several years after the 1918 spanish flu pandemic , medical authorities described a seasonal somnolence they called " encephalitis lethargica . "
1918年西班牙大流感爆发后的数年内，医疗机构都把季节性的嗜睡称之为嗜睡性脑炎。
When isabelle was diagnosed with encephalitis , a viral brain infection , we didn 't know whether she was going to live or die .
当伊莎贝拉被诊断为脑炎一种严重的脑病毒感染时，我们甚至不知道她能否存活下去。
Pathology experts said knut 's cause of death was drowning , following an apparent seizure due to his suffering from encephalitis , a swelling of the brain most likely triggered by an infection .
病理学专家声称克努特是因为溺水并伴随脑炎导致的癫痫发作而死，而脑部的肿胀很有可能是因为感染导致。
Some people can develop serious bacterial infections involving the skin , lungs , bones , joints , and the brain ( encephalitis ) .
有些人可能会发展成严重的细菌感染，这包括皮肤、肺、骨骼、关节以及大脑（脑炎）。
But as a guide , previous research has found that it takes just one to 10 organisms to cause viral hemorrhagic fevers , and 10 to 100 organisms to cause viral encephalitis .
