axenic

• 指培养物或环境完全不含任何其他生物，常用于微生物学和生物学。

Describes a culture or environment that is free from any other living organisms, typically used in microbiology and biology.

1. Sterile animalC2formalscientific

   Describes experimental animals that are raised in a completely sterile environment, free from all other organisms.

   无菌动物

   • The laboratory maintains a colony of axenic mice for immunological research.
   • Axenic animals are crucial for studying the effects of gut microbiota.
   • Researchers used axenic fish to test the impact of specific bacteria.

   同义词germfreesterile

   反义词conventional

2. Pure cultureC2formalscientific

   Describes a culture of microorganisms that is completely free from any other contaminating organisms.

   无菌培养

   • The biologist prepared an axenic culture of the algae for the experiment.
   • Axenic cultures are essential for accurate metabolic studies.
   • Maintaining an axenic environment requires strict sterilization protocols.

   同义词germfreepuresterile

   反义词contaminatedimpuremixedpolluted