单词	正交球
释义	正交球 orthogonal sphere
随便看	construction crafl construction craft construction crafts construction craftsmanship construction craftwork construction crane construction cranebuilding crane construction crane, self-erecting construction creation construction crevice construction crew construction crisis construction criteria construction criterion construction critical path schedule construction culture construction curriculum construction curtain wall construction cuticle construction cycle construction cycle per unity month construction dairy construction damage construction details construction detection