常见例句用作名词 (n.)Incomplete combustion is the principal source of man-made carcinogens.不完全燃烧是人为致癌物的主要来源。The airborne carcinogens are in the atmosphere as absorbed matter on soot particles.空气传播的致癌物在大气中是烟炱粒子上吸附的物质。 返回 carcinogens