B2 noun ˌæn.tiˈɒk.sɪ.dənt
antioxidant
抗氧化剂
Meaning
A substance that may prevent or delay some types of cell damage by neutralizing free radicals.
Example
Green tea contains powerful antioxidants that slow aging.
绿茶含有强效的抗氧化剂,可以减缓衰老。