N3

考えられない

Unthinkable, Inconceivable, Unimaginable, Cannot think

それ
以外いがい
考えかんがえ
られ
なかっ
I couldn't think of anything else.
うん
そう
しか
考えかんがえ
られ
ない
Yeah, I can't think of it any other way.
さすが
後者こーしゃ
考えかんがえ
られ
ない
As expected, the latter option is unthinkable/impossible.
いうゆー
真相しんそー
あっ
しか
考えかんがえ
られ
なかっ
We could only conclude that that was the truth.
しかも
通常つーじょー
考えかんがえ
られ
ない
ほど
はや
Moreover, at a speed impossible to imagine under normal circumstances.
地球ちきゅー
考えかんがえ
られ
ない
こと
It’s something unthinkable on Earth.