1 文書を見つけるための辞書。

• double, twofold, dual, threefold, treble, two-fold, three-fold
• 二元的
• having more than one decidedly dissimilar aspects or qualities; "a double (or dual) role for an actor"; "the office of a clergyman is twofold; public preaching and private influence"- R.W.Emerson; "every episode has its double and treble meaning"-Frederick Harrison
• 1つ以上の明らかに異なった局面や品質を持っている