Alcaligenes faecalis

例句：

1. 1.This bacterium is responsible for causing gas in the human body.
   这种细菌负责引起人体气体的产生。
2. 2. Alcaligenes faecalis has been found to be a good source of probiotics.
   产气杆菌被发现是益生菌的良好来源。
3. 3. The discovery of this bacterium could lead to new treatments for gastrointestinal infections.
   这种细菌的发现可能为治疗胃肠道感染带来新的治疗手段。