a lifestyle given to easy indulgence of the appetites
同义词：free living
形容词 free-living:
not parasitic on another organism
同义词：nonparasitic, nonsymbiotic
free-living详细解释
free-liv.ing adj.（形容词）Given to self-indulgence.生活放荡的：自我放纵的Biology【生物学】 Living independently of another organism; not part of a parasitic or symbiotic relationship.非寄生或共生的：独立于其它有机体而存在的；非寄生或共生关系的Moving independently; not sessile.独立移动的；非固着的
