(technical)liable to change; easily altered (技)易变化的,不稳定的 ■of or characterized by emotions which are easily aroused, freely expressed, and tend to alter quickly and spontaneously; emotionally unstable 情绪不稳定的 ■(Chemistry)easily broken down or displaced (化)易分解的,易变动的
派生 lability [ləˈbɪlɪti] noun 语源
late Middle English (in the sense 'liable to err or sin'): from late Latin labilis, from labi 'to fall'