弧度 húdù curvature Definitions Defs Origin Strokes Stroke Words Sentences Sents húdù curvature 弧 hú noun arc (mathematics) any part of a circle or curve, such as a circular arc or parabolic arc度 dù affix -ness suffix used to indicate a quality or degree of a propertyhúdù radian 弧 hú noun arc (mathematics) any part of a circle or curve, such as a circular arc or parabolic arc度 dù nounmeasure word degree unit of measurement for angles, temperature, longitude, or latitude; a kilowatt-hour of electricity
