词汇	zero zone
释义	zero zone 零时区
随便看	double oscillograph double oscilloscope double osculating plane double o seven double-O-tube double-o-tube shield double out double outburst coal seam double-outburst coal seam double outer ring double outlet double-outlet fight ventricle double outlet left ventricle double outlet of left ventricle double outlet of right ventricle double outlet right ventricle double-outlet right ventricle Double outlet right ventriele double outlet stethoscope double outline double output double-output Double-output model double-output system double-outrigger canoe