bi·ome
noun/ˈbaɪəʊm/
/ˈbaɪəʊm/
(biology)- the characteristic plants and animals that exist in a particular type of environment, for example in a forest or desert
生物群系（特定环境条件的典型植物和动物群落） Word Originearly 20th cent.: from bio- ‘life’ + -ome.