常見例句Geometrically a unicursal curve may be traversed by the continuous motion of a moving point. 幾何上，一條單行曲線可以由一個動點的連續(xù)運動描出。geometrically a unicursal curve may be traversed by the continuous motion of a moving point 幾何上，一條單行曲線可以由一個動點的連續(xù)運動描出。unicursal curve 單行曲線unicursal graph 單行圖unicursal involution 單行對郃 返回 unicursal