impossibility

名词 impossibility:

1. incapability of existing or occurring
   同义词：impossibleness
2. an alternative that is not available
   同义词：impossible action

1. It was set down as an impossibility.
   那被看作是不可能的事。
2. It is an impossibility for you to do so.
   你那样做是不可能的事。
3. It is a physical impossibility to be in two places at once.
   同时身处两地在自然法则上是不可能的。
4. It's a physical impossibility to be in two places at one time.
   同时在两地是自然规律上不可能的事。

im.pos.si.bil.i.ty

n.（名词）
【复数】 im.pos.si.bil.i.ties
The condition or quality of being impossible.
不可能：不可能的状态或性质
Something impossible.
不可能的事物