fáng​fǔ

antiseptic

防腐 fáng​fǔ
antiseptic verb
preventing biological decay, putrefaction, or the growth of microorganisms in organic matter

This liquid can prevent wood from rotting and serves as a preservative.

anti-corrosion verb
protecting materials, especially metals and infrastructure, from chemical erosion or oxidation

The metal structures here have all undergone rigorous anti-corrosion treatment.

Frequency

Movie subtitles
1.55 per million appears in 0% of films
Written text
1.92 per million

Sources

Definitions
CC-CEDICT