reducing matter的用法和樣例：
例句
- L-cysteine is also a reducing agent.
半胱氨酸也是一種還原劑。 - Epitropic fibre has excellent resistance to reducing agents.
導電纖維具有卓越的抗還原劑性能。 - Moreover,the microorganism which was brought by permeable surface water degraded the primary kerogen in sedimantary rocks and could produce reducing matters.
同時，地表下滲的大氣降水攜帶了細菌類微生物，對原生有機質進行生物降解，並生成硫化氫類還原物質。
