Legionnaires' disease is caused by infection with Legionella bacteria which are found naturally in the environment and thrive in warm water and warm damp places.

军团病是由军团杆菌引起，这种细菌产生在自然环境中，在温水里及潮热的地方蔓延。

youdao

The bacteria which can cause fatal lung infection Legionnaires' disease, was discovered in the water system at St Botolph's Court a week ago.

BBC: Lincolnshire

The bacteria, which can cause the lung infection Legionnaires' disease, was discovered in the water system at St Botolph's Court last week.

BBC: Lincolnshire