单词	regroups
释义	同regroup
随便看	double consonant double contact double contact key double-contact key double-contact switch double contact wire system double container double container washing and extracting machine double containment double context double contingency principle double contrabass flute double contraction double contra octave double-contrast enema technique double contrast method double contre octave double contre octave {fr.} double control double conunterpoint double converter double convertor double-convex double convex airfoil double-convex--airfoil