单词round-hand
na.: 圆体楷书 〔cf. running hand〕;楷书书法网络: 均型牌;正楷字体;工整笔迹
手臂齐肩
I think flying Dao should be has round hand, so that it can keep its balance and stability.
窃以为正因是飞刀才有环手,便于后缀樱穗以保持飞行过程中的平衡和稳定性。