homeostasis
noun [ U ] biology specialized uk/ˌhəʊ.mi.əʊˈsteɪ.sɪs/ us/ˌhoʊ.mi.oʊˈsteɪ.sɪs/
体内动态平衡（机体、活细胞、组织等，在其外部环境变化的情况下，保持内部不变或平衡状态的能力或趋向）
the ability or tendency of a living organism, cell, or group to keep the conditions inside it the same despite any changes in the conditions around it, or this state of internal balance
Warm-blooded animals are able to achieve temperature homeostasis. 热血动物能够实现体温平衡。