impossibility

n. /ɪmˌpɑːsəˈbɪləti/ B2

不可能；办不到的事

The condition of not being able to happen or be done.

仙境例句

Explaining herself was an impossibility, said Alice, because she was not herself at all.

爱丽丝说，要她解释自己是不可能的事，因为她根本就不是她自己了。