spirillum

• 螺旋菌，一类革兰氏阴性细菌，菌体呈螺旋状弯曲的细长杆形，常生活在静水中或为具鞭毛的好氧菌。

A noun referring to a genus of Gram-negative bacteria characterized by a spirally twisted, elongated rod-like shape, typically found in stagnant water or as flagellated aerobic organisms.

1. Spirally twisted bacteriumC2formalscientific

   A type of bacterium with a rigid, spiral-shaped cell body, typically found in stagnant water.

   螺旋菌

   • Spirillum bacteria are often observed in pond water samples under a microscope.
   • The characteristic shape of a spirillum helps distinguish it from other bacterial forms.
   • Stagnant water environments are a common habitat for various spirillum species.

2. Flagellated aerobic bacteriumC2formalscientific

   Any aerobic, flagellated bacterium that has a spirally twisted, rod-like form.

   螺菌

   • The spirillum uses its flagella for movement in aquatic environments.
   • Scientists study the metabolic processes of this aerobic spirillum.
   • The spirillum's spiral shape is an adaptation for its specific ecological niche.