noun🔗Share病原体，病菌。 Any organism or substance, especially a microorganism, capable of causing disease, such as bacteria, viruses, protozoa or fungi. Microorganisms are not considered to be pathogenic until they have reached a population size that is large enough to cause disease."Washing your hands regularly helps remove pathogens that can make you sick. "经常洗手有助于清除病原体，从而避免生病。organismdiseasemedicinemicroorganismbiologyscienceChat with AIVocabulary GamePractice Reading
