两倍,三倍,四倍,五倍,六倍.怎么说答:Double (2) (also: pair, twice)Triple (3) (also: triplet, treble, thrice, threesome, troika, trio)Quadruple (4)Quintuple or Pentuple (5)Sextuple or Hextuple (6)Septuple (7)Octuple (8)Nonuple (9)Decuple (10)Hendecuple or Undecuple (11)Duodecuple (12)Centuple (100)望采纳...