词汇	quadrantally symmetric
释义	quadrantally symmetric 双对称
随便看	adjustable piston valve adjustable piston valve, Trofiemov piston valve adjustable pitch adjustable-pitch adjustable pitch airscrew adjustable-pitch airscrew Adjustable Pitch Device adjustable pitch propeller adjustable pitch-propeller adjustable-pitch propeller adjustable pitch propellers adjustable pitch propiller adjustable pitch screen adjustable-pitch screw propulsion adjustable-pith control adjustable plastic cooling hose adjustable plate adjustable platform adjustable pliers adjustable plough adjustable plow adjustable plumb bob adjustable pocket bench plane adjustable point adjustable policy