a substance capable of bringing about the reduction of another substance as it itself is oxidized; used in photography to lessen the density of a negative or print by oxidizing some of the loose silver
双语例句
用作名词 (n.)
L-cysteine is also a reducing agent. 半胱氨酸也是一种还原剂。
Epitropic fibre has excellent resistance to reducing agents. 导电纤维具有卓越的抗还原剂性能。
