双重+的[Chinois]

adjectif satellite
1 : 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
2 : having a thickness made up of two layers or strands
adjectif
1 : of or relating to a dyad or based on two