单词	骨干运营网络
释义	骨干运营网络 backbone network
随便看	tetragonal corals tetragonal crotalaria herb tetragonal crystal tetragonal crystal system tetragonal diaphenoidal class tetragonal dipyramid tetragonal-dipyramid tetragonal dipyramidal class tetragonal disphenoid tetragonal-disphenoid tetragonal disphenoidal class tetragonal enantiomorphic hemihedral class tetragonal enantiomorphous class tetragonal enantiomorphous-hemihedral class tetragonal enantiomorphy tetragonal equatorial class tetragonal hemihedral class tetragonal hemihedry tetragonal hemimorphic class tetragonal hemimorphic-hemihedral class tetragonal hemimorphy tetragonal holoaxial class tetragonal holohedral tetragonal holohedral class tetragonal holohedral hemimorphic class