potassium cyanide
potassium-cyanide的词性:
n.(名词)
1. An extremely poisonous white compound, KCN, used in the extraction of gold and silver from ores, electroplating, and photography, and as a fumigant and insecticide.
氰化钾:剧毒白色化合物,KCN,用于从矿石中提炼金银的过程中、照相中以及作为熏蒸剂和杀虫剂