terseness:superfluous答案为什么不是flexibility:stable而是spontaneity:studied没有对错啊

terseness:superfluous答案为什么不是flexibility:stable而是spontaneity:studied
没有对错啊

spontaneity:studied
自动的：故意的-- 反义
flexibility:stable
灵活：稳定-- 不是反义 稳定应该对不稳定,动荡 灵活的反义是死板僵硬