最終更新日：2024/08/03

A certainty of unknown magnitude, consequence, structure, and probability characteristics; something that we don't know that we know.

正解を見る

unknown known

問題を編集する

元となった辞書の項目

unknown known

noun

A certainty of unknown magnitude, consequence, structure, and probability characteristics; something that we don't know that we know.

The existence of aliens is an unknown known.

意味（1）

A certainty of unknown magnitude, consequence, structure, and probability characteristics; something that we don't know that we know.