axenic

adj.[争]无异种生物混杂的,无外来污染的,无菌的

(of a culture or a cell) free from contamination by microorganisms

形容词

1. The axenic culture was carefully maintained to ensure purity and avoid any contamination.
这种无菌培养方式被认真维护以确保纯度并避免任何污染。

2. The researcher performed axenic techniques to eliminate any possibility of microbial contamination.
研究人员进行了无菌技术，以排除任何微生物污染的可能性。