病，疾病有機體的某一部位、某一器官或系統處於病理狀態，由各種因素引起，如傳染、遺傳缺陷或環境緊張，而且以被視為相同的一組表象或癥狀為特徵
A pathological condition of a part, an organ, or a system of an organism resulting from various causes, such as infection, genetic defect, or environmental stress, and characterized by an identifiable group of signs or symptoms.
池有機體體內一種貯存流體的液囊或穴
A fluid-containing sac or cavity in the body of an organism.
一元發生說認為所有生物都是由一個單細胞或有機體發展而來的理論
The theory that all living organisms are descended from a single cell or organism.
